이미지 파일 업로드 기능

src/app/api/export/route.ts

@@ -0,0 +1,613 @@
+import { NextResponse } from "next/server";
+import { promises as fs } from "fs";
+import path from "path";
+import JSZip from "jszip";
+import type {
+  Block,
+  ProjectConfig,
+  FormBlockProps,
+  FormSelectOption,
+  TextBlockProps,
+  ButtonBlockProps,
+  SectionBlockProps,
+} from "@/features/editor/state/editorStore";
+
+type ExportRequestBody = {
+  blocks: Block[];
+  projectConfig?: ProjectConfig;
+};
+
+const BUILDER_CSS_PATH = path.join(process.cwd(), "src", "styles", "builder.css");
+const UPLOAD_DIR = path.join(process.cwd(), "uploads");
+
+const escapeHtml = (value: string): string =>
+  value
+    .replace(/&/g, "&")
+    .replace(/</g, "&lt;")
+    .replace(/>/g, "&gt;")
+    .replace(/"/g, "&quot;")
+    .replace(/'/g, "&#39;");
+
+const escapeAttr = (value: string): string => escapeHtml(value);
+
+export const buildStaticHtml = (blocks: Block[], projectConfig?: ProjectConfig): string => {
+  const pageTitleRaw = (projectConfig?.title ?? "").trim() || "Page Builder Export";
+  const pageTitle = escapeHtml(pageTitleRaw);
+
+  const headExtraRaw = (projectConfig?.headHtml ?? "").trim();
+  const headExtra = headExtraRaw ? `\n${headExtraRaw}\n` : "";
+
+  const preset = projectConfig?.canvasPreset ?? "full";
+  let maxWidth: string | null = null;
+  const widthPx =
+    typeof projectConfig?.canvasWidthPx === "number" && projectConfig.canvasWidthPx > 0
+      ? projectConfig.canvasWidthPx
+      : null;
+  if (widthPx != null) {
+    maxWidth = `${widthPx}px`;
+  } else if (preset === "mobile") {
+    maxWidth = "390px";
+  } else if (preset === "tablet") {
+    maxWidth = "768px";
+  } else if (preset === "desktop") {
+    maxWidth = "1200px";
+  }
+  const bgColor = (projectConfig?.canvasBgColorHex ?? "").trim();
+  const widthPart = maxWidth != null ? `max-width:${maxWidth};` : "";
+  const bgPart = bgColor ? `background-color:${bgColor};` : "";
+  const basePart = "margin:0 auto;padding:24px;box-sizing:border-box;";
+  const canvasStyle = `${widthPart}${bgPart}${basePart}`;
+
+  const bodyBgRaw = (projectConfig?.bodyBgColorHex ?? "#020617").trim() || "#020617";
+  const bodyStyle = `background-color:${bodyBgRaw};margin:0;padding:0;`;
+  const trackingRaw = (projectConfig?.trackingScript ?? "").trim();
+  const trackingHtml = trackingRaw ? `\n${trackingRaw}\n` : "";
+
+  const sectionBlocks = blocks.filter((b) => b.type === "section");
+  const rootBlocks = blocks.filter((b) => !b.sectionId && b.type !== "section");
+
+  const renderBlock = (block: Block): string => {
+    if (block.type === "text") {
+      const props = (block.props ?? {}) as TextBlockProps;
+      const text = typeof props.text === "string" ? props.text : "";
+
+      const align = props.align === "center" ? "center" : props.align === "right" ? "right" : "left";
+      const alignClass =
+        align === "center" ? "pb-text-center" : align === "right" ? "pb-text-right" : "pb-text-left";
+
+      const fontSizeMode = props.fontSizeMode ?? "scale";
+      const fallbackScale = props.size === "sm" ? "sm" : props.size === "lg" ? "lg" : "base";
+      const fontSizeScale = props.fontSizeScale ?? fallbackScale;
+      const fontSizeMap: Record<NonNullable<TextBlockProps["fontSizeScale"]>, string> = {
+        xs: "pb-text-xs",
+        sm: "pb-text-sm",
+        base: "pb-text-base",
+        lg: "pb-text-lg",
+        xl: "pb-text-xl",
+        "2xl": "pb-text-2xl",
+        "3xl": "pb-text-3xl",
+      };
+      const sizeClass =
+        fontSizeMode === "scale" && fontSizeScale && fontSizeMap[fontSizeScale]
+          ? fontSizeMap[fontSizeScale]
+          : "";
+
+      const lineHeightMode = props.lineHeightMode ?? "scale";
+      const lineHeightScale = props.lineHeightScale ?? "normal";
+      const leadingMap: Record<NonNullable<TextBlockProps["lineHeightScale"]>, string> = {
+        tight: "pb-leading-tight",
+        snug: "pb-leading-snug",
+        normal: "pb-leading-normal",
+        relaxed: "pb-leading-relaxed",
+        loose: "pb-leading-loose",
+      };
+      const leadingClass =
+        lineHeightMode === "scale" && lineHeightScale && leadingMap[lineHeightScale]
+          ? leadingMap[lineHeightScale]
+          : "";
+
+      const fontWeightMode = props.fontWeightMode ?? "scale";
+      const fontWeightScale = props.fontWeightScale ?? "normal";
+      const weightMap: Record<NonNullable<TextBlockProps["fontWeightScale"]>, string> = {
+        normal: "pb-font-normal",
+        medium: "pb-font-medium",
+        semibold: "pb-font-semibold",
+        bold: "pb-font-bold",
+      };
+      const weightClass =
+        fontWeightMode === "scale" && fontWeightScale && weightMap[fontWeightScale]
+          ? weightMap[fontWeightScale]
+          : "";
+
+      let colorClass = "";
+      if (props.colorMode === "palette") {
+        const palette = props.colorPalette ?? "default";
+        const paletteMap: Record<NonNullable<TextBlockProps["colorPalette"]>, string> = {
+          default: "pb-text-color-default",
+          muted: "pb-text-color-muted",
+          strong: "pb-text-color-strong",
+          accent: "pb-text-color-accent",
+          danger: "pb-text-color-danger",
+          success: "pb-text-color-success",
+          warning: "pb-text-color-warning",
+          info: "pb-text-color-info",
+          neutral: "pb-text-color-neutral",
+        };
+        colorClass = paletteMap[palette] ?? "";
+      }
+
+      let maxWidthClass = "";
+      const maxWidthMode = props.maxWidthMode ?? "scale";
+      const maxWidthScale = props.maxWidthScale ?? "none";
+      if (maxWidthMode === "scale") {
+        if (maxWidthScale === "prose") {
+          maxWidthClass = "pb-text-maxw-prose";
+        } else if (maxWidthScale === "narrow") {
+          maxWidthClass = "pb-text-maxw-narrow";
+        }
+      }
+
+      const decoClasses: string[] = [];
+      if (props.underline) decoClasses.push("pb-underline");
+      if (props.strike) decoClasses.push("pb-line-through");
+      if (props.italic) decoClasses.push("pb-italic");
+
+      const classes = [
+        alignClass,
+        sizeClass,
+        leadingClass,
+        weightClass,
+        colorClass,
+        maxWidthClass,
+        ...decoClasses,
+      ]
+        .filter(Boolean)
+        .join(" ");
+
+      return `<p class="${classes}">${escapeHtml(text)}</p>`;
+    }
+
+    if (block.type === "button") {
+      const props = (block.props ?? {}) as ButtonBlockProps;
+      const href = typeof props.href === "string" ? props.href : "#";
+      const label = typeof props.label === "string" ? props.label : "";
+
+      const align = props.align === "center" ? "center" : props.align === "right" ? "right" : "left";
+      const alignClass =
+        align === "center" ? "pb-text-center" : align === "right" ? "pb-text-right" : "pb-text-left";
+
+      const sizeToken = props.size ?? "md";
+      const sizeMap: Record<NonNullable<ButtonBlockProps["size"]>, string> = {
+        xs: "pb-btn-size-xs",
+        sm: "pb-btn-size-sm",
+        md: "pb-btn-size-md",
+        lg: "pb-btn-size-lg",
+        xl: "pb-btn-size-xl",
+      };
+      const sizeClass = sizeMap[sizeToken] ?? "pb-btn-size-md";
+
+      const variant = props.variant ?? "solid";
+      const palette = props.colorPalette ?? "primary";
+      const variantClass = `pb-btn-variant-${variant}-${palette}`;
+
+      const radiusToken = props.borderRadius ?? "md";
+      const radiusMap: Record<NonNullable<ButtonBlockProps["borderRadius"]>, string> = {
+        none: "pb-btn-radius-none",
+        sm: "pb-btn-radius-sm",
+        md: "pb-btn-radius-md",
+        lg: "pb-btn-radius-lg",
+        full: "pb-btn-radius-full",
+      };
+      const radiusClass = radiusMap[radiusToken] ?? "";
+
+      const widthMode = props.widthMode ?? (props.fullWidth ? "full" : "auto");
+
+      const styleParts: string[] = [];
+      if (widthMode === "fixed" && typeof props.widthPx === "number" && props.widthPx > 0) {
+        styleParts.push(`width:${props.widthPx}px`);
+      }
+      if (typeof props.paddingX === "number") {
+        styleParts.push(`padding-left:${props.paddingX}px`);
+        styleParts.push(`padding-right:${props.paddingX}px`);
+      }
+      if (typeof props.paddingY === "number") {
+        styleParts.push(`padding-top:${props.paddingY}px`);
+        styleParts.push(`padding-bottom:${props.paddingY}px`);
+      }
+      if (props.fillColorCustom && props.fillColorCustom.trim() !== "") {
+        styleParts.push(`background-color:${props.fillColorCustom}`);
+      }
+      if (props.strokeColorCustom && props.strokeColorCustom.trim() !== "") {
+        styleParts.push(`border-color:${props.strokeColorCustom}`);
+      }
+      if (props.textColorCustom && props.textColorCustom.trim() !== "") {
+        styleParts.push(`color:${props.textColorCustom}`);
+      }
+      const styleAttr = styleParts.length > 0 ? ` style="${styleParts.join(";")}"` : "";
+
+      const btnClasses = ["pb-btn-base", sizeClass, variantClass, radiusClass]
+        .filter(Boolean)
+        .join(" ");
+
+      return `<div class="${alignClass}"><a href="${escapeAttr(
+        href,
+      )}" class="${btnClasses}"${styleAttr}>${escapeHtml(label)}</a></div>`;
+    }
+
+    if (block.type === "image") {
+      const props: any = block.props ?? {};
+      const src = typeof props.src === "string" ? props.src : "";
+      const alt = typeof props.alt === "string" ? props.alt : "";
+      return `<div><img src="${escapeAttr(src)}" alt="${escapeAttr(alt)}" /></div>`;
+    }
+
+    if (block.type === "form") {
+      const props = (block.props ?? {}) as FormBlockProps;
+
+      const fieldIds = Array.isArray(props.fieldIds) ? props.fieldIds : [];
+      const controllerFields = fieldIds
+        .map((id) => blocks.find((b) => b.id === id))
+        .filter((b): b is Block => Boolean(b))
+        .filter(
+          (b) =>
+            b.type === "formInput" ||
+            b.type === "formSelect" ||
+            b.type === "formCheckbox" ||
+            b.type === "formRadio",
+        );
+
+      const fallbackFields = Array.isArray(props.fields) ? props.fields : [];
+
+      const fields = controllerFields.length > 0 ? controllerFields : null;
+
+      const formParts: string[] = [];
+      formParts.push(`<form class="pb-form" method="post">`);
+
+      if (fields) {
+        for (const fieldBlock of fields) {
+          const anyProps: any = fieldBlock.props ?? {};
+          const name = typeof anyProps.formFieldName === "string" ? anyProps.formFieldName : fieldBlock.id;
+          const label =
+            typeof anyProps.label === "string" || typeof anyProps.groupLabel === "string"
+              ? (anyProps.label ?? anyProps.groupLabel)
+              : name;
+
+          formParts.push(`<div class="pb-form-field">`);
+          formParts.push(`<label class="pb-form-label">${escapeHtml(label ?? "")}</label>`);
+
+          if (fieldBlock.type === "formInput") {
+            const type = anyProps.inputType === "email" ? "email" : "text";
+            const required = anyProps.required ? " required" : "";
+            formParts.push(
+              `<input class="pb-input" type="${type}" name="${escapeAttr(name)}" placeholder="${escapeAttr(
+                label ?? "",
+              )}"${required} />`,
+            );
+          } else if (fieldBlock.type === "formSelect") {
+            const required = anyProps.required ? " required" : "";
+            const options: FormSelectOption[] = Array.isArray(anyProps.options) ? anyProps.options : [];
+            formParts.push(`<select class="pb-select" name="${escapeAttr(name)}"${required}>`);
+            for (const opt of options) {
+              formParts.push(
+                `<option value="${escapeAttr(opt.value)}">${escapeHtml(opt.label)}</option>`,
+              );
+            }
+            formParts.push(`</select>`);
+          } else if (fieldBlock.type === "formCheckbox") {
+            const options = Array.isArray(anyProps.options) ? anyProps.options : [];
+            for (const opt of options) {
+              formParts.push(
+                `<label class="pb-form-option"><input type="checkbox" name="${escapeAttr(
+                  name,
+                )}" value="${escapeAttr(opt.value)}" /> ${escapeHtml(opt.label)}</label>`,
+              );
+            }
+          } else if (fieldBlock.type === "formRadio") {
+            const options = Array.isArray(anyProps.options) ? anyProps.options : [];
+            for (const opt of options) {
+              formParts.push(
+                `<label class="pb-form-option"><input type="radio" name="${escapeAttr(
+                  name,
+                )}" value="${escapeAttr(opt.value)}" /> ${escapeHtml(opt.label)}</label>`,
+              );
+            }
+          }
+
+          formParts.push(`</div>`);
+        }
+      } else if (fallbackFields.length > 0) {
+        for (const field of fallbackFields) {
+          const required = field.required ? " required" : "";
+          const label = field.label ?? field.name;
+          formParts.push(`<div class="pb-form-field">`);
+          formParts.push(`<label class="pb-form-label">${escapeHtml(label)}</label>`);
+          if (field.type === "textarea") {
+            formParts.push(
+              `<textarea class="pb-textarea" name="${escapeAttr(field.name)}" placeholder="${escapeAttr(
+                label,
+              )}"${required}></textarea>`,
+            );
+          } else {
+            formParts.push(
+              `<input class="pb-input" type="${field.type}" name="${escapeAttr(
+                field.name,
+              )}" placeholder="${escapeAttr(label)}"${required} />`,
+            );
+          }
+          formParts.push(`</div>`);
+        }
+      }
+
+      formParts.push(`<button type="submit" class="pb-btn-base pb-btn-size-md pb-btn-variant-solid-primary">제출</button>`);
+      formParts.push(`</form>`);
+
+      return formParts.join("");
+    }
+
+    if (block.type === "divider") {
+      const props: any = block.props ?? {};
+      const thickness = props.thickness === "medium" ? "2px" : "1px";
+      const color = typeof props.colorHex === "string" && props.colorHex.trim() !== "" ? props.colorHex : "#475569";
+      const marginY = typeof props.marginYPx === "number" && props.marginYPx > 0 ? props.marginYPx : 16;
+      return `<hr class="pb-divider" style="border:0;border-bottom:${thickness} solid ${escapeAttr(
+        color,
+      )};margin:${marginY}px 0;" />`;
+    }
+
+    if (block.type === "list") {
+      const props: any = block.props ?? {};
+      const ordered = Boolean(props.ordered);
+      const Tag = ordered ? "ol" : "ul";
+
+      const items: string[] = [];
+      if (Array.isArray(props.itemsTree) && props.itemsTree.length > 0) {
+        const walk = (nodes: any[]) => {
+          for (const node of nodes) {
+            if (typeof node.text === "string" && node.text.trim() !== "") {
+              items.push(node.text);
+            }
+            if (Array.isArray(node.children) && node.children.length > 0) {
+              walk(node.children);
+            }
+          }
+        };
+        walk(props.itemsTree);
+      } else if (Array.isArray(props.items)) {
+        for (const raw of props.items) {
+          if (typeof raw === "string" && raw.trim() !== "") {
+            items.push(raw);
+          }
+        }
+      }
+
+      if (items.length === 0) {
+        return "";
+      }
+
+      const align = props.align === "center" ? "center" : props.align === "right" ? "right" : "left";
+      const lis = items.map((text) => `<li>${escapeHtml(text)}</li>`).join("");
+      return `<${Tag} class="pb-list" style="text-align:${align};">${lis}</${Tag}>`;
+    }
+
+    if (block.type === "formInput") {
+      const props: any = block.props ?? {};
+      const name = typeof props.formFieldName === "string" ? props.formFieldName : block.id;
+      const label =
+        typeof props.label === "string" && props.label.trim() !== "" ? props.label : name;
+      const type = props.inputType === "email" ? "email" : "text";
+      const required = props.required ? " required" : "";
+
+      return [
+        '<div class="pb-form-field">',
+        `<label class="pb-form-label">${escapeHtml(label)}</label>`,
+        `<input class="pb-input" type="${type}" name="${escapeAttr(name)}" placeholder="${escapeAttr(
+          label,
+        )}"${required} />`,
+        "</div>",
+      ].join("");
+    }
+
+    if (block.type === "formSelect") {
+      const props: any = block.props ?? {};
+      const name = typeof props.formFieldName === "string" ? props.formFieldName : block.id;
+      const label =
+        typeof props.label === "string" && props.label.trim() !== "" ? props.label : name;
+      const required = props.required ? " required" : "";
+      const options: FormSelectOption[] = Array.isArray(props.options) ? props.options : [];
+
+      const parts: string[] = [];
+      parts.push('<div class="pb-form-field">');
+      parts.push(`<label class="pb-form-label">${escapeHtml(label)}</label>`);
+      parts.push(`<select class="pb-select" name="${escapeAttr(name)}"${required}>`);
+      for (const opt of options) {
+        parts.push(
+          `<option value="${escapeAttr(opt.value)}">${escapeHtml(opt.label)}</option>`,
+        );
+      }
+      parts.push("</select>");
+      parts.push("</div>");
+
+      return parts.join("");
+    }
+
+    if (block.type === "formCheckbox") {
+      const props: any = block.props ?? {};
+      const name = typeof props.formFieldName === "string" ? props.formFieldName : block.id;
+      const label =
+        typeof props.groupLabel === "string" && props.groupLabel.trim() !== ""
+          ? props.groupLabel
+          : name;
+      const options = Array.isArray(props.options) ? props.options : [];
+
+      const parts: string[] = [];
+      parts.push('<div class="pb-form-field">');
+      parts.push(`<label class="pb-form-label">${escapeHtml(label)}</label>`);
+      for (const opt of options) {
+        parts.push(
+          `<label class="pb-form-option"><input type="checkbox" name="${escapeAttr(
+            name,
+          )}" value="${escapeAttr(opt.value)}" /> ${escapeHtml(opt.label)}</label>`,
+        );
+      }
+      parts.push("</div>");
+
+      return parts.join("");
+    }
+
+    if (block.type === "formRadio") {
+      const props: any = block.props ?? {};
+      const name = typeof props.formFieldName === "string" ? props.formFieldName : block.id;
+      const label =
+        typeof props.groupLabel === "string" && props.groupLabel.trim() !== ""
+          ? props.groupLabel
+          : name;
+      const options = Array.isArray(props.options) ? props.options : [];
+
+      const parts: string[] = [];
+      parts.push('<div class="pb-form-field">');
+      parts.push(`<label class="pb-form-label">${escapeHtml(label)}</label>`);
+      for (const opt of options) {
+        parts.push(
+          `<label class="pb-form-option"><input type="radio" name="${escapeAttr(
+            name,
+          )}" value="${escapeAttr(opt.value)}" /> ${escapeHtml(opt.label)}</label>`,
+        );
+      }
+      parts.push("</div>");
+
+      return parts.join("");
+    }
+
+    return "";
+  };
+
+  const bodyParts: string[] = [];
+
+  if (rootBlocks.length > 0) {
+    bodyParts.push('<section class="pb-root"><div class="pb-root-inner">');
+    for (const block of rootBlocks) {
+      bodyParts.push(renderBlock(block));
+    }
+    bodyParts.push("</div></section>");
+  }
+
+  for (const section of sectionBlocks) {
+    const props = (section.props ?? {}) as SectionBlockProps;
+    const columns =
+      Array.isArray(props.columns) && props.columns.length > 0
+        ? props.columns
+        : [{ id: `${section.id}_col`, span: 12 }];
+
+    const bgToken = props.background ?? "default";
+    const bgClassMap: Record<SectionBlockProps["background"], string> = {
+      default: "pb-section-bg-default",
+      muted: "pb-section-bg-muted",
+      primary: "pb-section-bg-primary",
+    };
+    const bgClass = bgClassMap[bgToken] ?? "pb-section-bg-default";
+
+    const pyToken = props.paddingY ?? "md";
+    const pyClassMap: Record<SectionBlockProps["paddingY"], string> = {
+      sm: "pb-section-py-sm",
+      md: "pb-section-py-md",
+      lg: "pb-section-py-lg",
+    };
+    const pyClass = pyClassMap[pyToken] ?? "pb-section-py-md";
+
+    const sectionClasses = ["pb-section", bgClass, pyClass].filter(Boolean).join(" ");
+
+    bodyParts.push(`<section class="${sectionClasses}"><div class="pb-section-inner"><div class="pb-section-columns">`);
+    for (const col of columns) {
+      const columnBlocks = blocks.filter((b) => b.sectionId === section.id && b.columnId === col.id);
+      bodyParts.push('<div class="pb-section-column">');
+      for (const block of columnBlocks) {
+        bodyParts.push(renderBlock(block));
+      }
+      bodyParts.push("</div>");
+    }
+    bodyParts.push("</div></div></section>");
+  }
+
+  const bodyContent = bodyParts.join("\n");
+
+  return `<!DOCTYPE html>
+<html lang="ko">
+  <head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <title>${pageTitle}</title>
+    <link rel="stylesheet" href="./builder.css" />${headExtra}
+  </head>
+  <body style="${bodyStyle}">
+    <main>
+      <div id="app-root" style="${canvasStyle}">
+${bodyContent}
+      </div>
+    </main>
+    <script src="./main.js"></script>${trackingHtml}
+  </body>
+</html>`;
+};
+
+export async function POST(request: Request) {
+  let body: ExportRequestBody;
+  try {
+    body = (await request.json()) as ExportRequestBody;
+  } catch {
+    return NextResponse.json({ message: "잘못된 JSON 요청입니다." }, { status: 400 });
+  }
+
+  const blocks = Array.isArray(body.blocks) ? body.blocks : [];
+  const projectConfig = body.projectConfig;
+
+  let html = buildStaticHtml(blocks, projectConfig);
+
+  const zip = new JSZip();
+
+  const imageIds = new Set<string>();
+  const imageRegex = /\/api\/image\/([^"'>\s]+)/g;
+  let match: RegExpExecArray | null;
+  // eslint-disable-next-line no-cond-assign
+  while ((match = imageRegex.exec(html)) !== null) {
+    if (match[1]) {
+      imageIds.add(match[1]);
+    }
+  }
+
+  for (const id of imageIds) {
+    const filePath = path.join(UPLOAD_DIR, id);
+    try {
+      const bytes = await fs.readFile(filePath);
+      zip.file(`images/${id}`, bytes);
+
+      const escapedId = id.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+      const srcRegex = new RegExp(`/api/image/${escapedId}`, "g");
+      html = html.replace(srcRegex, `./images/${id}`);
+    } catch {
+      // 업로드 디렉터리에 파일이 없는 경우에는 조용히 건너뛴다.
+    }
+  }
+
+  zip.file("index.html", html);
+
+  try {
+    const cssContent = await fs.readFile(BUILDER_CSS_PATH, "utf8");
+    zip.file("builder.css", cssContent);
+  } catch {
+    // CSS 파일이 없어도 내보내기가 가능하도록 한다.
+    zip.file("builder.css", "/* builder.css 를 찾을 수 없습니다. */\n");
+  }
+
+  const mainJs = `console.log("Page Builder static export loaded");`;
+  zip.file("main.js", mainJs);
+
+  const zipArrayBuffer = await zip.generateAsync({ type: "arraybuffer" });
+
+  return new NextResponse(zipArrayBuffer, {
+    status: 200,
+    headers: {
+      "Content-Type": "application/zip",
+      "Content-Disposition": `attachment; filename=page-builder-export.zip`,
+    },
+  });
+}

src/app/api/image/[id]/route.ts

@@ -0,0 +1,97 @@
+import { NextResponse } from "next/server";
+import { promises as fs } from "fs";
+import path from "path";
+import { PrismaClient } from "@/generated/prisma/client";
+
+const UPLOAD_DIR = path.join(process.cwd(), "uploads");
+
+let prisma: PrismaClient | null = null;
+try {
+  prisma = new PrismaClient();
+} catch (error) {
+  // DB 가 준비되지 않은 환경에서는 mimeType 조회 없이 기본값만 사용한다.
+  console.error("PrismaClient 초기화 실패 - 기본 MIME 타입으로만 응답합니다.", error);
+  prisma = null;
+}
+
+interface Params {
+  params: {
+    id: string;
+  };
+}
+
+export async function GET(request: Request, ctx: Params) {
+  // Next.js 가 params 를 항상 보장하지 않는 상황을 대비해, URL 경로에서 id 를 보완적으로 파싱한다.
+  let id: string | undefined = ctx?.params?.id;
+  if (!id) {
+    try {
+      const url = new URL(request.url);
+      const segments = url.pathname.split("/").filter(Boolean);
+      // [..., "api", "image", ":id"] 형태를 기대한다.
+      const last = segments[segments.length - 1];
+      if (last && last !== "image") {
+        id = last;
+      }
+    } catch {
+      // URL 파싱 실패 시에는 그대로 둔다.
+    }
+  }
+
+  if (!id) {
+    return NextResponse.json({ message: "id 파라미터가 필요합니다." }, { status: 400 });
+  }
+
+  // Referer 기반으로 간단한 핫링크 방지: 동일 호스트에서 온 요청만 허용한다.
+  try {
+    const requestUrl = new URL(request.url);
+    const referer = request.headers.get("referer");
+
+    if (!referer) {
+      return NextResponse.json({ message: "이미지 접근이 허용되지 않습니다." }, { status: 403 });
+    }
+
+    const refererUrl = new URL(referer);
+    if (refererUrl.host !== requestUrl.host) {
+      return NextResponse.json({ message: "이미지 접근이 허용되지 않습니다." }, { status: 403 });
+    }
+  } catch (error) {
+    console.error("Referer 검사 중 오류", error);
+    return NextResponse.json({ message: "이미지 접근이 허용되지 않습니다." }, { status: 403 });
+  }
+
+  const filePath = path.join(UPLOAD_DIR, id);
+
+  try {
+    const bytes = await fs.readFile(filePath);
+
+    // 기본 MIME 타입은 png 로 두되, 가능하면 Asset 메타데이터에서 실제 타입을 읽어온다.
+    let mimeType = "image/png";
+    if (prisma) {
+      try {
+        const asset = await prisma.asset.findUnique({ where: { id } });
+        const meta: any = asset?.meta ?? null;
+        const candidate = typeof meta?.mimeType === "string" ? meta.mimeType.trim() : "";
+        if (candidate) {
+          mimeType = candidate;
+        }
+      } catch (error) {
+        console.error("이미지 메타데이터 조회 실패 - 기본 MIME 타입으로 응답합니다.", error);
+      }
+    }
+
+    return new NextResponse(bytes, {
+      status: 200,
+      headers: {
+        "Content-Type": mimeType,
+        "Cache-Control": "public, max-age=31536000, immutable",
+      },
+    });
+  } catch (error: any) {
+    if (error && typeof error === "object" && (error as any).code === "ENOENT") {
+      return NextResponse.json({ message: "이미지를 찾을 수 없습니다." }, { status: 404 });
+    }
+
+    console.error("이미지 파일 읽기 중 오류", error);
+    return NextResponse.json({ message: "이미지 로드 중 오류가 발생했습니다." }, { status: 500 });
+  }
+}

src/app/api/image/route.ts

@@ -0,0 +1,89 @@
+import { NextResponse } from "next/server";
+import { promises as fs } from "fs";
+import path from "path";
+import { randomUUID } from "crypto";
+import { PrismaClient } from "@/generated/prisma/client";
+
+// 업로드된 이미지 파일을 저장할 디렉터리 (프로젝트 루트 기준)
+const UPLOAD_DIR = path.join(process.cwd(), "uploads");
+
+let prisma: PrismaClient | null = null;
+try {
+  prisma = new PrismaClient();
+} catch (error) {
+  // DB 가 준비되지 않은 개발/테스트 환경에서도 업로드 자체는 동작할 수 있도록,
+  // Prisma 초기화 실패는 치명적 오류로 취급하지 않고 로그만 남긴다.
+  console.error("PrismaClient 초기화 실패 - 파일 시스템 전용 모드로 동작합니다.", error);
+  prisma = null;
+}
+
+export async function POST(request: Request) {
+  const formData = await request.formData();
+  const file = formData.get("file");
+
+  if (!file || typeof (file as any).arrayBuffer !== "function") {
+    return NextResponse.json({ message: "file 필드는 필수입니다." }, { status: 400 });
+  }
+
+  try {
+    await fs.mkdir(UPLOAD_DIR, { recursive: true });
+  } catch (error) {
+    console.error("업로드 디렉터리 생성 실패", error);
+    return NextResponse.json({ message: "업로드 디렉터리를 생성할 수 없습니다." }, { status: 500 });
+  }
+
+  try {
+    const arrayBuffer = await (file as any).arrayBuffer();
+    const bytes = new Uint8Array(arrayBuffer);
+    const id = randomUUID();
+
+    // 파일 경로는 uploads/<id> 형태로 저장한다.
+    const relativePath = path.join("uploads", id);
+    const filePath = path.join(process.cwd(), relativePath);
+
+    await fs.writeFile(filePath, bytes);
+
+    // 가능하다면 Asset 테이블에도 메타데이터를 남긴다.
+    if (prisma) {
+      try {
+        const project = await prisma.project.upsert({
+          where: { slug: "assets-global" },
+          update: {},
+          create: {
+            id: randomUUID(),
+            title: "Assets Global",
+            slug: "assets-global",
+            contentJson: [],
+          },
+        });
+
+        await prisma.asset.create({
+          data: {
+            id,
+            projectId: project.id,
+            kind: "image",
+            url: relativePath,
+            meta: {
+              sourceType: "uploaded",
+              originalName: (file as any).name ?? "upload",
+              mimeType: (file as any).type ?? "application/octet-stream",
+            },
+          },
+        });
+      } catch (error) {
+        console.error("이미지 Asset DB 저장 실패 - 파일 시스템만 사용합니다.", error);
+      }
+    }
+
+    return NextResponse.json(
+      {
+        id,
+        servedUrl: `/api/image/${id}`,
+      },
+      { status: 201 },
+    );
+  } catch (error) {
+    console.error("이미지 업로드 처리 중 오류", error);
+    return NextResponse.json({ message: "이미지 업로드 중 오류가 발생했습니다." }, { status: 500 });
+  }
+}

src/app/editor/EditorCanvas.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { ReactNode } from "react";
+import type { CSSProperties, ReactNode } from "react";
 import {
   DndContext,
   DragOverlay,
@@ -10,7 +10,7 @@ import {
 import { SortableContext, verticalListSortingStrategy } from "@dnd-kit/sortable";
 import { rectIntersection } from "@dnd-kit/core";
 
-import type { Block, ButtonBlockProps, ImageBlockProps, TextBlockProps } from "@/features/editor/state/editorStore";
+import type { Block, ButtonBlockProps, ImageBlockProps, ProjectConfig, TextBlockProps } from "@/features/editor/state/editorStore";
 
 interface EditorCanvasProps {
   blocks: Block[];
@@ -25,6 +25,7 @@ interface EditorCanvasProps {
   handleDragStart: (event: DragStartEvent) => void;
   handleDragEnd: (event: DragEndEvent) => void;
   handleDragCancel: () => void;
+  projectConfig: ProjectConfig;
 }
 
 export function EditorCanvas(props: EditorCanvasProps) {
@@ -38,8 +39,30 @@ export function EditorCanvas(props: EditorCanvasProps) {
     handleDragStart,
     handleDragEnd,
     handleDragCancel,
+    projectConfig,
   } = props;
 
+  const canvasInnerStyle: CSSProperties = {};
+  const preset = projectConfig.canvasPreset ?? "full";
+  const widthPx =
+    typeof projectConfig.canvasWidthPx === "number" && projectConfig.canvasWidthPx > 0
+      ? projectConfig.canvasWidthPx
+      : null;
+
+  if (widthPx != null) {
+    canvasInnerStyle.maxWidth = `${widthPx}px`;
+  } else if (preset === "mobile") {
+    canvasInnerStyle.maxWidth = "390px";
+  } else if (preset === "tablet") {
+    canvasInnerStyle.maxWidth = "768px";
+  } else if (preset === "desktop") {
+    canvasInnerStyle.maxWidth = "1200px";
+  }
+
+  if (projectConfig.canvasBgColorHex && projectConfig.canvasBgColorHex.trim()) {
+    canvasInnerStyle.backgroundColor = projectConfig.canvasBgColorHex;
+  }
+
   return (
     <div
       className="flex-1 p-4 flex flex-col gap-2 text-sm text-slate-200 border-r border-slate-800 overflow-auto"
@@ -50,31 +73,37 @@ export function EditorCanvas(props: EditorCanvasProps) {
         }
       }}
     >
-      {blocks.length === 0 ? (
-        <div className="flex-1 flex items-center justify-center text-slate-500 text-xs">
-          왼쪽에서 "텍스트 블록 추가" 버튼을 눌러 블록을 추가해 보세요.
-        </div>
-      ) : (
-        <DndContext
-          sensors={sensors}
-          collisionDetection={rectIntersection}
-          onDragStart={handleDragStart}
-          onDragEnd={handleDragEnd}
-          onDragCancel={handleDragCancel}
-        >
-          <SortableContext
-            items={rootBlocks.map((b) => b.id)}
-            strategy={verticalListSortingStrategy}
+      <div
+        data-testid="editor-canvas-inner"
+        className="mx-auto w-full flex flex-col gap-2"
+        style={canvasInnerStyle}
+      >
+        {blocks.length === 0 ? (
+          <div className="flex-1 flex items-center justify-center text-slate-500 text-xs">
+            왼쪽에서 "텍스트 블록 추가" 버튼을 눌러 블록을 추가해 보세요.
+          </div>
+        ) : (
+          <DndContext
+            sensors={sensors}
+            collisionDetection={rectIntersection}
+            onDragStart={handleDragStart}
+            onDragEnd={handleDragEnd}
+            onDragCancel={handleDragCancel}
           >
-            {renderBlocks(rootBlocks)}
-          </SortableContext>
-          <DragOverlay>
-            {activeDragId && (
-              <DragPreview block={blocks.find((b) => b.id === activeDragId) ?? null} />
-            )}
-          </DragOverlay>
-        </DndContext>
-      )}
+            <SortableContext
+              items={rootBlocks.map((b) => b.id)}
+              strategy={verticalListSortingStrategy}
+            >
+              {renderBlocks(rootBlocks)}
+            </SortableContext>
+            <DragOverlay>
+              {activeDragId && (
+                <DragPreview block={blocks.find((b) => b.id === activeDragId) ?? null} />
+              )}
+            </DragOverlay>
+          </DndContext>
+        )}
+      </div>
     </div>
   );
 }

src/app/editor/forms/FormCheckboxPropertiesPanel.tsx

@@ -48,20 +48,91 @@ export function FormCheckboxPropertiesPanel({ block, selectedBlockId, updateBloc
         />
       </label>
 
-      {checkboxProps.groupLabelMode === "image" && (
-        <label className="flex flex-col gap-1">
-          <span className="text-slate-400">그룹 타이틀 이미지 URL</span>
-          <input
-            className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-xs outline-none focus:border-sky-500"
-            value={checkboxProps.groupLabelImageUrl ?? ""}
-            onChange={(e) =>
-              updateBlock(selectedBlockId, {
-                groupLabelImageUrl: e.target.value,
-              } as any)
-            }
-          />
-        </label>
-      )}
+      {checkboxProps.groupLabelMode === "image" && (() => {
+        const source: "url" | "upload" =
+          checkboxProps.groupLabelImageSource ??
+          (checkboxProps.groupLabelImageUrl && checkboxProps.groupLabelImageUrl.startsWith("/api/image/")
+            ? "upload"
+            : "url");
+
+        return (
+          <div className="space-y-1">
+            <label className="flex flex-col gap-1">
+              <span className="text-slate-400">그룹 타이틀 이미지 소스</span>
+              <select
+                className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+                value={source}
+                onChange={(e) =>
+                  updateBlock(selectedBlockId, {
+                    groupLabelImageSource: e.target.value,
+                  } as any)
+                }
+              >
+                <option value="url">URL</option>
+                <option value="upload">파일 업로드</option>
+              </select>
+            </label>
+
+            {source === "url" && (
+              <label className="flex flex-col gap-1">
+                <span className="text-slate-400">그룹 타이틀 이미지 URL</span>
+                <input
+                  className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-xs outline-none focus:border-sky-500"
+                  value={checkboxProps.groupLabelImageUrl ?? ""}
+                  onChange={(e) =>
+                    updateBlock(selectedBlockId, {
+                      groupLabelImageUrl: e.target.value,
+                    } as any)
+                  }
+                />
+              </label>
+            )}
+
+            {source === "upload" && (
+              <label className="flex flex-col gap-1">
+                <span className="text-slate-400">그룹 타이틀 이미지 파일 업로드</span>
+                <input
+                  type="file"
+                  accept="image/*"
+                  className="w-full text-[11px] text-slate-300 file:mr-2 file:rounded file:border file:border-slate-700 file:bg-slate-800 file:px-2 file:py-1 file:text-[11px] file:text-slate-100 hover:file:bg-slate-700"
+                  aria-label="그룹 타이틀 이미지 파일 업로드"
+                  onChange={async (event) => {
+                    const file = event.target.files?.[0];
+                    if (!file) return;
+
+                    try {
+                      const formData = new FormData();
+                      formData.append("file", file);
+
+                      const response = await fetch("/api/image", {
+                        method: "POST",
+                        body: formData,
+                      });
+
+                      if (!response.ok) {
+                        console.error("체크박스 그룹 라벨 이미지 업로드 실패", await response.text());
+                        return;
+                      }
+
+                      const data = (await response.json()) as { id: string; servedUrl?: string | null };
+                      const servedUrl = data.servedUrl ?? `/api/image/${data.id}`;
+
+                      updateBlock(selectedBlockId, {
+                        groupLabelImageUrl: servedUrl,
+                        groupLabelImageSource: "upload",
+                      } as any);
+                    } catch (error) {
+                      console.error("체크박스 그룹 라벨 이미지 업로드 중 오류", error);
+                    } finally {
+                      event.target.value = "";
+                    }
+                  }}
+                />
+              </label>
+            )}
+          </div>
+        );
+      })()}
 
       <label className="flex flex-col gap-1">
         <span className="text-slate-400">전송 키</span>
@@ -99,6 +170,27 @@ export function FormCheckboxPropertiesPanel({ block, selectedBlockId, updateBloc
           </button>
         </div>
         <div className="space-y-2">
+          <label className="flex flex-col gap-1">
+            <span className="text-slate-400">옵션 이미지 소스</span>
+            <select
+              className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+              value={(() => {
+                if (checkboxProps.optionImageSource) return checkboxProps.optionImageSource;
+                const first = (((checkboxProps as any).options ?? []) as any[])[0];
+                if (first?.labelImageUrl && first.labelImageUrl.startsWith("/api/image/")) return "upload";
+                return "url";
+              })()}
+              onChange={(e) =>
+                updateBlock(selectedBlockId, {
+                  optionImageSource: e.target.value,
+                } as any)
+              }
+            >
+              <option value="url">URL</option>
+              <option value="upload">파일 업로드</option>
+            </select>
+          </label>
+
           {(((checkboxProps as any).options ?? []) as any[]).map((opt, index) => (
             <div key={opt.value ?? index} className="space-y-1 rounded border border-slate-800 p-2">
               <div className="flex items-center gap-1">
@@ -146,21 +238,81 @@ export function FormCheckboxPropertiesPanel({ block, selectedBlockId, updateBloc
                 </button>
               </div>
               <div className="flex flex-col gap-1">
-                <input
-                  className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
-                  placeholder="옵션 이미지 URL (선택)"
-                  value={opt.labelImageUrl ?? ""}
-                  onChange={(e) => {
-                    const next = [...(((checkboxProps as any).options ?? []) as any[])];
-                    next[index] = {
-                      ...next[index],
-                      labelImageUrl: e.target.value,
-                    };
-                    updateBlock(selectedBlockId, {
-                      options: next,
-                    } as any);
-                  }}
-                />
+                {(() => {
+                  const source: "url" | "upload" =
+                    checkboxProps.optionImageSource ??
+                    (opt.labelImageUrl && opt.labelImageUrl.startsWith("/api/image/") ? "upload" : "url");
+
+                  return (
+                    <>
+                      {source === "url" && (
+                        <input
+                          className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+                          placeholder="옵션 이미지 URL (선택)"
+                          value={opt.labelImageUrl ?? ""}
+                          onChange={(e) => {
+                            const next = [...(((checkboxProps as any).options ?? []) as any[])];
+                            next[index] = {
+                              ...next[index],
+                              labelImageUrl: e.target.value,
+                            };
+                            updateBlock(selectedBlockId, {
+                              options: next,
+                            } as any);
+                          }}
+                        />
+                      )}
+                      {source === "upload" && (
+                        <label className="flex flex-col gap-1">
+                          <span className="text-slate-400">옵션 이미지 파일 업로드</span>
+                          <input
+                            type="file"
+                            accept="image/*"
+                            className="w-full text-[11px] text-slate-300 file:mr-2 file:rounded file:border file:border-slate-700 file:bg-slate-800 file:px-2 file:py-1 file:text-[11px] file:text-slate-100 hover:file:bg-slate-700"
+                            aria-label="옵션 이미지 파일 업로드"
+                            onChange={async (event) => {
+                              const file = event.target.files?.[0];
+                              if (!file) return;
+
+                              try {
+                                const formData = new FormData();
+                                formData.append("file", file);
+
+                                const response = await fetch("/api/image", {
+                                  method: "POST",
+                                  body: formData,
+                                });
+
+                                if (!response.ok) {
+                                  console.error("체크박스 옵션 라벨 이미지 업로드 실패", await response.text());
+                                  return;
+                                }
+
+                                const data = (await response.json()) as { id: string; servedUrl?: string | null };
+                                const servedUrl = data.servedUrl ?? `/api/image/${data.id}`;
+
+                                const next = [...(((checkboxProps as any).options ?? []) as any[])];
+                                next[index] = {
+                                  ...next[index],
+                                  labelImageUrl: servedUrl,
+                                };
+
+                                updateBlock(selectedBlockId, {
+                                  options: next,
+                                  optionImageSource: "upload",
+                                } as any);
+                              } catch (error) {
+                                console.error("체크박스 옵션 라벨 이미지 업로드 중 오류", error);
+                              } finally {
+                                event.target.value = "";
+                              }
+                            }}
+                          />
+                        </label>
+                      )}
+                    </>
+                  );
+                })()}
               </div>
             </div>
           ))}

src/app/editor/forms/FormRadioPropertiesPanel.tsx

@@ -48,20 +48,91 @@ export function FormRadioPropertiesPanel({ block, selectedBlockId, updateBlock }
         />
       </label>
 
-      {radioProps.groupLabelMode === "image" && (
-        <label className="flex flex-col gap-1">
-          <span className="text-slate-400">그룹 타이틀 이미지 URL</span>
-          <input
-            className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-xs outline-none focus:border-sky-500"
-            value={radioProps.groupLabelImageUrl ?? ""}
-            onChange={(e) =>
-              updateBlock(selectedBlockId, {
-                groupLabelImageUrl: e.target.value,
-              } as any)
-            }
-          />
-        </label>
-      )}
+      {radioProps.groupLabelMode === "image" && (() => {
+        const source: "url" | "upload" =
+          radioProps.groupLabelImageSource ??
+          (radioProps.groupLabelImageUrl && radioProps.groupLabelImageUrl.startsWith("/api/image/")
+            ? "upload"
+            : "url");
+
+        return (
+          <div className="space-y-1">
+            <label className="flex flex-col gap-1">
+              <span className="text-slate-400">그룹 타이틀 이미지 소스</span>
+              <select
+                className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+                value={source}
+                onChange={(e) =>
+                  updateBlock(selectedBlockId, {
+                    groupLabelImageSource: e.target.value,
+                  } as any)
+                }
+              >
+                <option value="url">URL</option>
+                <option value="upload">파일 업로드</option>
+              </select>
+            </label>
+
+            {source === "url" && (
+              <label className="flex flex-col gap-1">
+                <span className="text-slate-400">그룹 타이틀 이미지 URL</span>
+                <input
+                  className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-xs outline-none focus:border-sky-500"
+                  value={radioProps.groupLabelImageUrl ?? ""}
+                  onChange={(e) =>
+                    updateBlock(selectedBlockId, {
+                      groupLabelImageUrl: e.target.value,
+                    } as any)
+                  }
+                />
+              </label>
+            )}
+
+            {source === "upload" && (
+              <label className="flex flex-col gap-1">
+                <span className="text-slate-400">그룹 타이틀 이미지 파일 업로드</span>
+                <input
+                  type="file"
+                  accept="image/*"
+                  className="w-full text-[11px] text-slate-300 file:mr-2 file:rounded file:border file:border-slate-700 file:bg-slate-800 file:px-2 file:py-1 file:text-[11px] file:text-slate-100 hover:file:bg-slate-700"
+                  aria-label="그룹 타이틀 이미지 파일 업로드"
+                  onChange={async (event) => {
+                    const file = event.target.files?.[0];
+                    if (!file) return;
+
+                    try {
+                      const formData = new FormData();
+                      formData.append("file", file);
+
+                      const response = await fetch("/api/image", {
+                        method: "POST",
+                        body: formData,
+                      });
+
+                      if (!response.ok) {
+                        console.error("라디오 그룹 라벨 이미지 업로드 실패", await response.text());
+                        return;
+                      }
+
+                      const data = (await response.json()) as { id: string; servedUrl?: string | null };
+                      const servedUrl = data.servedUrl ?? `/api/image/${data.id}`;
+
+                      updateBlock(selectedBlockId, {
+                        groupLabelImageUrl: servedUrl,
+                        groupLabelImageSource: "upload",
+                      } as any);
+                    } catch (error) {
+                      console.error("라디오 그룹 라벨 이미지 업로드 중 오류", error);
+                    } finally {
+                      event.target.value = "";
+                    }
+                  }}
+                />
+              </label>
+            )}
+          </div>
+        );
+      })()}
 
       <label className="flex flex-col gap-1">
         <span className="text-slate-400">전송 키</span>
@@ -99,6 +170,27 @@ export function FormRadioPropertiesPanel({ block, selectedBlockId, updateBlock }
           </button>
         </div>
         <div className="space-y-2">
+          <label className="flex flex-col gap-1">
+            <span className="text-slate-400">옵션 이미지 소스</span>
+            <select
+              className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+              value={(() => {
+                if (radioProps.optionImageSource) return radioProps.optionImageSource;
+                const first = (((radioProps as any).options ?? []) as any[])[0];
+                if (first?.labelImageUrl && first.labelImageUrl.startsWith("/api/image/")) return "upload";
+                return "url";
+              })()}
+              onChange={(e) =>
+                updateBlock(selectedBlockId, {
+                  optionImageSource: e.target.value,
+                } as any)
+              }
+            >
+              <option value="url">URL</option>
+              <option value="upload">파일 업로드</option>
+            </select>
+          </label>
+
           {(((radioProps as any).options ?? []) as any[]).map((opt, index) => (
             <div key={opt.value ?? index} className="space-y-1 rounded border border-slate-800 p-2">
               <div className="flex items-center gap-1">
@@ -146,21 +238,81 @@ export function FormRadioPropertiesPanel({ block, selectedBlockId, updateBlock }
                 </button>
               </div>
               <div className="flex flex-col gap-1">
-                <input
-                  className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
-                  placeholder="옵션 이미지 URL (선택)"
-                  value={opt.labelImageUrl ?? ""}
-                  onChange={(e) => {
-                    const next = [...(((radioProps as any).options ?? []) as any[])];
-                    next[index] = {
-                      ...next[index],
-                      labelImageUrl: e.target.value,
-                    };
-                    updateBlock(selectedBlockId, {
-                      options: next,
-                    } as any);
-                  }}
-                />
+                {(() => {
+                  const source: "url" | "upload" =
+                    radioProps.optionImageSource ??
+                    (opt.labelImageUrl && opt.labelImageUrl.startsWith("/api/image/") ? "upload" : "url");
+
+                  return (
+                    <>
+                      {source === "url" && (
+                        <input
+                          className="w-full rounded border border-slate-700 bg-slate-950 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+                          placeholder="옵션 이미지 URL (선택)"
+                          value={opt.labelImageUrl ?? ""}
+                          onChange={(e) => {
+                            const next = [...(((radioProps as any).options ?? []) as any[])];
+                            next[index] = {
+                              ...next[index],
+                              labelImageUrl: e.target.value,
+                            };
+                            updateBlock(selectedBlockId, {
+                              options: next,
+                            } as any);
+                          }}
+                        />
+                      )}
+                      {source === "upload" && (
+                        <label className="flex flex-col gap-1">
+                          <span className="text-slate-400">옵션 이미지 파일 업로드</span>
+                          <input
+                            type="file"
+                            accept="image/*"
+                            className="w-full text-[11px] text-slate-300 file:mr-2 file:rounded file:border file:border-slate-700 file:bg-slate-800 file:px-2 file:py-1 file:text-[11px] file:text-slate-100 hover:file:bg-slate-700"
+                            aria-label="옵션 이미지 파일 업로드"
+                            onChange={async (event) => {
+                              const file = event.target.files?.[0];
+                              if (!file) return;
+
+                              try {
+                                const formData = new FormData();
+                                formData.append("file", file);
+
+                                const response = await fetch("/api/image", {
+                                  method: "POST",
+                                  body: formData,
+                                });
+
+                                if (!response.ok) {
+                                  console.error("라디오 옵션 라벨 이미지 업로드 실패", await response.text());
+                                  return;
+                                }
+
+                                const data = (await response.json()) as { id: string; servedUrl?: string | null };
+                                const servedUrl = data.servedUrl ?? `/api/image/${data.id}`;
+
+                                const next = [...(((radioProps as any).options ?? []) as any[])];
+                                next[index] = {
+                                  ...next[index],
+                                  labelImageUrl: servedUrl,
+                                };
+
+                                updateBlock(selectedBlockId, {
+                                  options: next,
+                                  optionImageSource: "upload",
+                                } as any);
+                              } catch (error) {
+                                console.error("라디오 옵션 라벨 이미지 업로드 중 오류", error);
+                              } finally {
+                                event.target.value = "";
+                              }
+                            }}
+                          />
+                        </label>
+                      )}
+                    </>
+                  );
+                })()}
               </div>
             </div>
           ))}

src/app/editor/page.tsx

@@ -38,6 +38,7 @@ import type {
   FormCheckboxBlockProps,
   FormRadioBlockProps,
   ListItemNode,
+  ProjectConfig,
 } from "@/features/editor/state/editorStore";
 import { ButtonPropertiesPanel } from "./panels/ButtonPropertiesPanel";
 import { TextPropertiesPanel } from "./panels/TextPropertiesPanel";
@@ -95,6 +96,9 @@ export default function EditorPage() {
   const redo = useEditorStore((state) => state.redo);
   const removeBlock = useEditorStore((state) => state.removeBlock);
   const duplicateBlock = useEditorStore((state) => state.duplicateBlock);
+  const projectConfig = useEditorStore(
+	  (state) => (state as any).projectConfig as ProjectConfig,
+	);
 
   const [editingBlockId, setEditingBlockId] = useState<string | null>(null);
   const [editingText, setEditingText] = useState("");
@@ -115,12 +119,53 @@ export default function EditorPage() {
 
   const sensors = useSensors(useSensor(PointerSensor));
 
+  const editorMainStyle: CSSProperties = {};
+  if (projectConfig.bodyBgColorHex && projectConfig.bodyBgColorHex.trim()) {
+    editorMainStyle.backgroundColor = projectConfig.bodyBgColorHex;
+  }
+
   const startEditing = (id: string, initialText: string) => {
     selectBlock(id);
     setEditingBlockId(id);
     setEditingText(initialText);
   };
 
+  const handleExportZip = async () => {
+    try {
+      const payload = {
+        blocks,
+        projectConfig,
+      };
+
+      const response = await fetch("/api/export", {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify(payload),
+      });
+
+      if (!response.ok) {
+        console.error("정적 파일 내보내기 실패", await response.text().catch(() => ""));
+        return;
+      }
+
+      const blob = await response.blob();
+      const url = URL.createObjectURL(blob);
+      const slug = (projectConfig.slug ?? "").trim() || "page-builder-export";
+
+      const link = document.createElement("a");
+      link.href = url;
+      link.download = `${slug}.zip`;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      URL.revokeObjectURL(url);
+    } catch (error) {
+      console.error("정적 파일 내보내기 중 오류", error);
+    }
+  };
+
   const commitEditing = () => {
     if (!editingBlockId) return;
     updateBlock(editingBlockId, { text: editingText });
@@ -545,7 +590,7 @@ export default function EditorPage() {
     });
 
   return (
-    <main className="min-h-screen flex flex-col bg-slate-950 text-slate-50">
+    <main className="min-h-screen flex flex-col" style={editorMainStyle}>
       <header className="border-b border-slate-800 px-6 py-4 flex items-center justify-between relative z-20">
         <div className="flex items-baseline gap-3">
           <h1 className="text-xl font-semibold">Page Editor</h1>
@@ -589,6 +634,16 @@ export default function EditorPage() {
                 >
                   JSON 내보내기/불러오기
                 </button>
+                <button
+                  type="button"
+                  className="w-full px-3 py-2 text-left hover:bg-slate-800 text-slate-100 border-t border-slate-800"
+                  onClick={() => {
+                    setMenuOpen(false);
+                    void handleExportZip();
+                  }}
+                >
+                  페이지 파일로 내보내기 (ZIP)
+                </button>
                 <button
                   type="button"
                   className="w-full px-3 py-2 text-left hover:bg-red-900/60 text-red-100 border-t border-slate-800"
@@ -621,6 +676,7 @@ export default function EditorPage() {
           handleDragStart={handleDragStart}
           handleDragEnd={handleDragEnd}
           handleDragCancel={handleDragCancel}
+          projectConfig={projectConfig}
         />
         <PropertiesSidebar
           blocks={blocks}
@@ -1232,7 +1288,7 @@ function SortableEditorBlock({
                   <img
                     src={radioProps.groupLabelImageUrl}
                     alt={radioProps.groupLabel || "폼 그룹 타이틀"}
-                    className="h-4 w-auto text-slate-200"
+                    className="inline-block max-w-full h-auto"
                   />
                 ) : (
                   <span className="text-slate-200">{radioProps.groupLabel}</span>
@@ -1309,7 +1365,7 @@ function SortableEditorBlock({
                   <img
                     src={checkboxProps.groupLabelImageUrl}
                     alt={checkboxProps.groupLabel || "폼 그룹 타이틀"}
-                    className="h-4 w-auto text-slate-200"
+                    className="inline-block max-w-full h-auto"
                   />
                 ) : (
                   <span className="text-slate-200">{checkboxProps.groupLabel}</span>
@@ -1416,18 +1472,52 @@ function SortableEditorBlock({
           {block.type === "image" && (() => {
             const imageProps = block.props as ImageBlockProps;
             const hasSrc = imageProps.src.trim().length > 0;
+            const align = imageProps.align ?? "center";
+            const alignClass =
+              align === "left" ? "justify-start" : align === "right" ? "justify-end" : "justify-center";
+
+            const containerStyle: React.CSSProperties = {};
+            const widthMode = imageProps.widthMode ?? "auto";
+            if (widthMode === "fixed" && typeof imageProps.widthPx === "number" && imageProps.widthPx > 0) {
+              containerStyle.width = `${imageProps.widthPx}px`;
+            }
+
+            const imageStyle: React.CSSProperties = {
+              maxWidth: "100%",
+              height: "auto",
+            };
+            const radiusToken = imageProps.borderRadius ?? "md";
+            const fallbackRadiusPx =
+              radiusToken === "none"
+                ? 0
+                : radiusToken === "sm"
+                ? 4
+                : radiusToken === "lg"
+                ? 16
+                : radiusToken === "full"
+                ? 9999
+                : 8;
+            const radiusPx =
+              typeof imageProps.borderRadiusPx === "number" && imageProps.borderRadiusPx >= 0
+                ? imageProps.borderRadiusPx
+                : fallbackRadiusPx;
+            imageStyle.borderRadius = `${radiusPx}px`;
+
             return (
-              <div className="w-full border border-dashed border-slate-700 bg-slate-900/40 rounded flex items-center justify-center overflow-hidden">
+              <div
+                className={`w-full border border-dashed border-slate-700 bg-slate-900/40 rounded flex items-center overflow-hidden ${alignClass}`}
+              >
                 {hasSrc ? (
                   // eslint-disable-next-line @next/next/no-img-element
                   <img
                     src={imageProps.src}
                     alt={imageProps.alt}
-                    className="max-w-full h-auto object-contain"
+                    className="object-contain"
+                    style={{ ...containerStyle, ...imageStyle }}
                   />
                 ) : (
                   <span className="text-[10px] text-slate-500 px-2 py-4">
-                    이미지 URL을 속성 패널에서 입력하세요.
+                    이미지 URL 을 입력하거나 파일을 업로드하면 여기에서 미리보기가 표시됩니다.
                   </span>
                 )}
               </div>

src/app/editor/panels/ImagePropertiesPanel.tsx

@@ -10,21 +10,106 @@ export type ImagePropertiesPanelProps = {
 };
 
 export function ImagePropertiesPanel({ imageProps, selectedBlockId, updateBlock }: ImagePropertiesPanelProps) {
+  const source: "url" | "upload" =
+    imageProps.sourceType === "asset" || (imageProps.src && imageProps.src.startsWith("/api/image/"))
+      ? "upload"
+      : "url";
+
   return (
     <>
       <div className="space-y-1">
         <label className="flex flex-col gap-1 text-xs text-slate-400">
-          <span>이미지 URL</span>
-          <input
-            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-xs outline-none focus:border-sky-500"
-            aria-label="이미지 URL"
-            value={imageProps.src}
+          <span>이미지 소스</span>
+          <select
+            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-[11px] outline-none focus:border-sky-500"
+            aria-label="이미지 소스"
+            value={source}
             onChange={(e) => {
-              updateBlock(selectedBlockId, { src: e.target.value } as any);
+              const next = e.target.value as "url" | "upload";
+              if (next === "url") {
+                updateBlock(selectedBlockId, {
+                  sourceType: "externalUrl",
+                  assetId: null,
+                } as any);
+              } else {
+                updateBlock(selectedBlockId, {
+                  sourceType: "asset",
+                } as any);
+              }
             }}
-          />
+          >
+            <option value="url">URL</option>
+            <option value="upload">파일 업로드</option>
+          </select>
         </label>
       </div>
+
+      {source === "url" && (
+        <div className="space-y-1">
+          <label className="flex flex-col gap-1 text-xs text-slate-400">
+            <span>이미지 URL</span>
+            <input
+              className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-xs outline-none focus:border-sky-500"
+              aria-label="이미지 URL"
+              value={imageProps.src}
+              onChange={(e) => {
+                const value = e.target.value;
+                updateBlock(selectedBlockId, {
+                  src: value,
+                  sourceType: "externalUrl",
+                  assetId: null,
+                } as any);
+              }}
+            />
+          </label>
+        </div>
+      )}
+
+      {source === "upload" && (
+        <div className="space-y-1">
+          <label className="flex flex-col gap-1 text-xs text-slate-400">
+            <span>이미지 파일 업로드</span>
+            <input
+              type="file"
+              accept="image/*"
+              className="w-full text-[11px] text-slate-300 file:mr-2 file:rounded file:border file:border-slate-700 file:bg-slate-800 file:px-2 file:py-1 file:text-[11px] file:text-slate-100 hover:file:bg-slate-700"
+              aria-label="이미지 파일 업로드"
+              onChange={async (event) => {
+                const file = event.target.files?.[0];
+                if (!file) return;
+
+                try {
+                  const formData = new FormData();
+                  formData.append("file", file);
+
+                  const response = await fetch("/api/image", {
+                    method: "POST",
+                    body: formData,
+                  });
+
+                  if (!response.ok) {
+                    console.error("이미지 업로드 실패", await response.text());
+                    return;
+                  }
+
+                  const data = (await response.json()) as { id: string; servedUrl?: string | null };
+                  const servedUrl = data.servedUrl ?? `/api/image/${data.id}`;
+
+                  updateBlock(selectedBlockId, {
+                    src: servedUrl,
+                    sourceType: "asset",
+                    assetId: data.id,
+                  } as any);
+                } catch (error) {
+                  console.error("이미지 업로드 중 오류", error);
+                } finally {
+                  event.target.value = "";
+                }
+              }}
+            />
+          </label>
+        </div>
+      )}
       <div className="space-y-1">
         <label className="flex flex-col gap-1 text-xs text-slate-400">
           <span>대체 텍스트</span>
@@ -104,24 +189,30 @@ export function ImagePropertiesPanel({ imageProps, selectedBlockId, updateBlock
         <NumericPropertyControl
           label="모서리 둥글기"
           value={(() => {
+            if (typeof imageProps.borderRadiusPx === "number") {
+              return imageProps.borderRadiusPx;
+            }
             const r = imageProps.borderRadius ?? "md";
-            return r === "none" ? 0 : r === "sm" ? 2 : r === "lg" ? 6 : r === "full" ? 8 : 4;
+            // 토큰만 있는 기존 데이터의 경우, 토큰별 대표값으로 초기화한다.
+            return r === "none" ? 0 : r === "sm" ? 20 : r === "lg" ? 120 : r === "full" ? 180 : 60;
           })()}
           min={0}
-          max={8}
+          max={200}
           step={1}
           presets={[
             { id: "none", label: "없음", value: 0 },
-            { id: "sm", label: "작게", value: 2 },
-            { id: "md", label: "보통", value: 4 },
-            { id: "lg", label: "크게", value: 6 },
-            { id: "full", label: "완전 둥글게", value: 8 },
+            { id: "sm", label: "작게", value: 20 },
+            { id: "md", label: "보통", value: 60 },
+            { id: "lg", label: "크게", value: 120 },
+            { id: "full", label: "완전 둥글게", value: 180 },
           ]}
           onChangeValue={(v) => {
-            const next =
-              v <= 0 ? "none" : v <= 2 ? "sm" : v <= 5 ? "md" : v <= 7 ? "lg" : "full";
+            // 0~50 범위를 토큰으로 매핑한다.
+            const nextToken =
+              v <= 0 ? "none" : v <= 30 ? "sm" : v <= 90 ? "md" : v <= 150 ? "lg" : "full";
             updateBlock(selectedBlockId, {
-              borderRadius: next,
+              borderRadius: nextToken,
+              borderRadiusPx: v,
             } as any);
           }}
         />

src/app/editor/panels/ProjectPropertiesPanel.tsx

@@ -0,0 +1,134 @@
+"use client";
+
+import { useEditorStore } from "@/features/editor/state/editorStore";
+import type { CanvasPreset, ProjectConfig } from "@/features/editor/state/editorStore";
+import { NumericPropertyControl } from "@/features/editor/components/NumericPropertyControl";
+import { ColorPickerField, TEXT_COLOR_PALETTE } from "@/features/editor/components/ColorPickerField";
+
+export function ProjectPropertiesPanel() {
+  const projectConfig = useEditorStore((state) => (state as any).projectConfig as ProjectConfig);
+  const updateProjectConfig = useEditorStore(
+    (state) => (state as any).updateProjectConfig as (partial: Partial<ProjectConfig>) => void,
+  );
+
+  const handleChangePreset = (preset: CanvasPreset) => {
+    if (preset === "mobile") {
+      updateProjectConfig({ canvasPreset: preset, canvasWidthPx: 390 });
+    } else if (preset === "tablet") {
+      updateProjectConfig({ canvasPreset: preset, canvasWidthPx: 768 });
+    } else if (preset === "desktop") {
+      updateProjectConfig({ canvasPreset: preset, canvasWidthPx: 1200 });
+    } else if (preset === "full") {
+      updateProjectConfig({ canvasPreset: preset, canvasWidthPx: undefined });
+    } else {
+      updateProjectConfig({ canvasPreset: preset });
+    }
+  };
+
+  const handleChangeCanvasWidth = (value: number) => {
+    if (value === 390) {
+      handleChangePreset("mobile");
+    } else if (value === 768) {
+      handleChangePreset("tablet");
+    } else if (value === 1200) {
+      handleChangePreset("desktop");
+    } else {
+      updateProjectConfig({ canvasPreset: "custom", canvasWidthPx: value });
+    }
+  };
+
+  return (
+    <div className="space-y-4 text-xs text-slate-200">
+      <h3 className="text-sm font-medium text-slate-100">프로젝트 설정</h3>
+
+      <div className="space-y-1">
+        <label className="flex flex-col gap-1">
+          <span className="text-slate-400">프로젝트 제목</span>
+          <input
+            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-xs outline-none focus:border-sky-500"
+            aria-label="프로젝트 제목"
+            value={projectConfig.title}
+            onChange={(e) => updateProjectConfig({ title: e.target.value })}
+          />
+        </label>
+      </div>
+
+      <div className="space-y-1">
+        <label className="flex flex-col gap-1">
+          <span className="text-slate-400">프로젝트 주소 (slug)</span>
+          <input
+            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-xs outline-none focus:border-sky-500"
+            aria-label="프로젝트 주소 (slug)"
+            value={projectConfig.slug}
+            onChange={(e) => updateProjectConfig({ slug: e.target.value })}
+          />
+        </label>
+      </div>
+
+      <div className="space-y-1">
+        <NumericPropertyControl
+          label="캔버스 너비"
+          unitLabel="(px)"
+          value={projectConfig.canvasWidthPx ?? 1024}
+          min={320}
+          max={1920}
+          step={10}
+          presets={[
+            { id: "mobile", label: "모바일 (390px)", value: 390 },
+            { id: "tablet", label: "태블릿 (768px)", value: 768 },
+            { id: "desktop", label: "데스크톱 (1200px)", value: 1200 },
+          ]}
+          onChangeValue={handleChangeCanvasWidth}
+        />
+      </div>
+
+      <div className="space-y-1">
+        <ColorPickerField
+          label="캔버스 배경색"
+          ariaLabelColorInput="캔버스 배경색"
+          ariaLabelHexInput="캔버스 배경색 HEX"
+          value={projectConfig.canvasBgColorHex ?? "#020617"}
+          onChange={(hex) => updateProjectConfig({ canvasBgColorHex: hex })}
+          palette={TEXT_COLOR_PALETTE}
+        />
+      </div>
+
+      <div className="space-y-1">
+        <ColorPickerField
+          label="페이지 배경색"
+          ariaLabelColorInput="페이지 배경색"
+          ariaLabelHexInput="페이지 배경색 HEX"
+          value={projectConfig.bodyBgColorHex ?? "#020617"}
+          onChange={(hex) => updateProjectConfig({ bodyBgColorHex: hex })}
+          palette={TEXT_COLOR_PALETTE}
+        />
+      </div>
+
+      <div className="space-y-1">
+        <label className="flex flex-col gap-1">
+          <span className="text-slate-400">페이지 head HTML</span>
+          <textarea
+            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-[11px] font-mono outline-none focus:border-sky-500 min-h-[72px]"
+            aria-label="페이지 head HTML"
+            value={projectConfig.headHtml ?? ""}
+            onChange={(e) => updateProjectConfig({ headHtml: e.target.value })}
+            placeholder="예: &lt;meta name=&quot;description&quot; content=&quot;...&quot; /&gt;"
+          />
+        </label>
+      </div>
+
+      <div className="space-y-1">
+        <label className="flex flex-col gap-1">
+          <span className="text-slate-400">추적 스크립트</span>
+          <textarea
+            className="w-full rounded border border-slate-700 bg-slate-900 px-2 py-1 text-[11px] font-mono outline-none focus:border-sky-500 min-h-[72px]"
+            aria-label="추적 스크립트"
+            value={projectConfig.trackingScript ?? ""}
+            onChange={(e) => updateProjectConfig({ trackingScript: e.target.value })}
+            placeholder="예: &lt;script&gt;/* GA, Pixel 코드 */&lt;/script&gt;"
+          />
+        </label>
+      </div>
+    </div>
+  );
+}

src/app/editor/panels/PropertiesSidebar.tsx

@@ -12,6 +12,7 @@ import { FormSelectPropertiesPanel } from "../forms/FormSelectPropertiesPanel";
 import { FormCheckboxPropertiesPanel } from "../forms/FormCheckboxPropertiesPanel";
 import { FormRadioPropertiesPanel } from "../forms/FormRadioPropertiesPanel";
 import { FormControllerPanel } from "../forms/FormControllerPanel";
+import { ProjectPropertiesPanel } from "./ProjectPropertiesPanel";
 
 interface PropertiesSidebarProps {
   blocks: Block[];
@@ -208,7 +209,7 @@ export function PropertiesSidebar(props: PropertiesSidebarProps) {
           })()}
         </div>
       ) : (
-        <p className="text-xs text-slate-500">왼쪽 캔버스에서 블록을 선택하면 속성을 편집할 수 있습니다.</p>
+        <ProjectPropertiesPanel />
       )}
     </aside>
   );

src/app/preview/page.tsx

@@ -1,19 +1,67 @@
 "use client";
 
+import type { CSSProperties } from "react";
+import Link from "next/link";
 import { useEditorStore } from "@/features/editor/state/editorStore";
 import { PublicPageRenderer } from "@/features/editor/components/PublicPageRenderer";
 
 export default function PreviewPage() {
   const blocks = useEditorStore((state) => state.blocks);
+  const projectConfig = useEditorStore((state) => (state as any).projectConfig);
+
+  const canvasStyle: CSSProperties = {};
+  const preset = projectConfig?.canvasPreset ?? "full";
+
+   const mainStyle: CSSProperties = {};
+   if (projectConfig?.bodyBgColorHex && projectConfig.bodyBgColorHex.trim()) {
+     mainStyle.backgroundColor = projectConfig.bodyBgColorHex;
+   }
+
+  const widthPx =
+    typeof projectConfig?.canvasWidthPx === "number" && projectConfig.canvasWidthPx > 0
+      ? projectConfig.canvasWidthPx
+      : null;
+
+  if (widthPx != null) {
+    canvasStyle.maxWidth = `${widthPx}px`;
+  } else if (preset === "mobile") {
+    canvasStyle.maxWidth = "390px";
+  } else if (preset === "tablet") {
+    canvasStyle.maxWidth = "768px";
+  } else if (preset === "desktop") {
+    canvasStyle.maxWidth = "1200px";
+  }
+
+  if (projectConfig?.canvasBgColorHex && projectConfig.canvasBgColorHex.trim()) {
+    canvasStyle.backgroundColor = projectConfig.canvasBgColorHex;
+  }
 
   return (
-    <main className="min-h-screen flex flex-col bg-slate-950 text-slate-50">
+    <main className="min-h-screen flex flex-col bg-slate-950 text-slate-50" style={mainStyle}>
       <header className="border-b border-slate-800 px-6 py-4 flex items-center justify-between">
-        <h1 className="text-xl font-semibold">Page Preview</h1>
-        <p className="text-xs text-slate-400">빌더로 만든 페이지를 미리 보는 화면</p>
+        <div>
+          <h1 className="text-xl font-semibold">Page Preview</h1>
+          <p className="text-xs text-slate-400">빌더로 만든 페이지를 미리 보는 화면</p>
+        </div>
+        <Link
+          href="/editor"
+          className="inline-flex items-center rounded border border-slate-700 bg-slate-900 px-3 py-1 text-xs text-slate-100 hover:bg-slate-800"
+        >
+          에디터로 돌아가기
+        </Link>
       </header>
-      {/* 에디터 크롬 없이 순수 페이지 형태로 블록들을 렌더링 */}
-      <PublicPageRenderer blocks={blocks} />
+      {/* 에디터 크롬 없이 순수 페이지 형태로 블록들을 렌더링하되, projectConfig 에 따라 최대 폭을 제한한다. */}
+      <section className="flex flex-1 overflow-auto">
+        <div className="flex-1 flex justify-center px-4 py-6">
+          <div
+            data-testid="preview-canvas-inner"
+            className="w-full"
+            style={canvasStyle}
+          >
+            <PublicPageRenderer blocks={blocks} />
+          </div>
+        </div>
+      </section>
     </main>
   );
 }

src/features/editor/components/PublicPageRenderer.tsx

@@ -356,6 +356,7 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
       const optionTextStyle: CSSProperties = {};
       const groupTextStyle: CSSProperties = {};
       const textSizeClass = props.fontSizeCustom && props.fontSizeCustom.trim() !== "" ? "" : "text-xs";
+      const groupLabelMode = props.groupLabelMode ?? "text";
 
       if (widthMode === "fixed" && typeof props.widthPx === "number" && props.widthPx > 0) {
         groupStyle.width = pxToEm(props.widthPx);
@@ -425,7 +426,17 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
             .join(" ")}
           style={groupStyle}
         >
-          <span style={groupTextStyle}>{props.groupLabel}</span>
+          {groupLabelMode === "image" && props.groupLabelImageUrl ? (
+            // eslint-disable-next-line @next/next/no-img-element
+            <img
+              src={props.groupLabelImageUrl}
+              alt={props.groupLabel || "폼 그룹 타이틀"}
+              className="inline-block max-w-full h-auto"
+              style={groupTextStyle}
+            />
+          ) : (
+            <span style={groupTextStyle}>{props.groupLabel}</span>
+          )}
           <div className="flex flex-col" data-testid="preview-form-checkbox-options" style={optionsStyle}>
             {props.options.map((opt) => (
               <label key={opt.value} className="inline-flex items-center gap-1">
@@ -433,9 +444,19 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
                   type="checkbox"
                   className="h-4 w-4 rounded border-slate-700 bg-slate-900 text-sky-500"
                 />
-                <span data-testid="preview-form-checkbox-option" style={optionTextStyle}>
-                  {opt.label}
-                </span>
+                {opt.labelImageUrl ? (
+                  // eslint-disable-next-line @next/next/no-img-element
+                  <img
+                    src={opt.labelImageUrl}
+                    alt={opt.label || props.groupLabel || "체크박스 옵션"}
+                    className="inline-block max-w-full h-auto"
+                    style={optionTextStyle}
+                  />
+                ) : (
+                  <span data-testid="preview-form-checkbox-option" style={optionTextStyle}>
+                    {opt.label}
+                  </span>
+                )}
               </label>
             ))}
           </div>
@@ -451,6 +472,7 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
       const optionTextStyle: CSSProperties = {};
       const groupTextStyle: CSSProperties = {};
       const textSizeClass = props.fontSizeCustom && props.fontSizeCustom.trim() !== "" ? "" : "text-xs";
+      const groupLabelMode = props.groupLabelMode ?? "text";
 
       if (widthMode === "fixed" && typeof props.widthPx === "number" && props.widthPx > 0) {
         groupStyle.width = pxToEm(props.widthPx);
@@ -520,7 +542,17 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
             .join(" ")}
           style={groupStyle}
         >
-          <span style={groupTextStyle}>{props.groupLabel}</span>
+          {groupLabelMode === "image" && props.groupLabelImageUrl ? (
+            // eslint-disable-next-line @next/next/no-img-element
+            <img
+              src={props.groupLabelImageUrl}
+              alt={props.groupLabel || "폼 그룹 타이틀"}
+              className="inline-block max-w-full h-auto"
+              style={groupTextStyle}
+            />
+          ) : (
+            <span style={groupTextStyle}>{props.groupLabel}</span>
+          )}
           <div className="flex flex-col" data-testid="preview-form-radio-options" style={optionsStyle}>
             {props.options.map((opt) => (
               <label key={opt.value} className="inline-flex items-center gap-1">
@@ -529,9 +561,19 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
                   className="h-4 w-4 border-slate-700 bg-slate-900 text-sky-500"
                   name={props.formFieldName}
                 />
-                <span data-testid="preview-form-radio-option" style={optionTextStyle}>
-                  {opt.label}
-                </span>
+                {opt.labelImageUrl ? (
+                  // eslint-disable-next-line @next/next/no-img-element
+                  <img
+                    src={opt.labelImageUrl}
+                    alt={opt.label || props.groupLabel || "라디오 옵션"}
+                    className="inline-block max-w-full h-auto"
+                    style={optionTextStyle}
+                  />
+                ) : (
+                  <span data-testid="preview-form-radio-option" style={optionTextStyle}>
+                    {opt.label}
+                  </span>
+                )}
               </label>
             ))}
           </div>
@@ -952,7 +994,7 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
                       <img
                         src={field.groupLabelImageUrl}
                         alt={field.label}
-                        className="h-4 w-auto"
+                        className="max-h-10 w-auto max-w-[200px]"
                       />
                     ) : (
                       <span>{field.label}</span>
@@ -986,7 +1028,7 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
                       <img
                         src={field.groupLabelImageUrl}
                         alt={field.label}
-                        className="h-4 w-auto"
+                        className="max-h-10 w-auto max-w-[200px] md:max-w-[300px] lg:max-w-[400px]"
                       />
                     ) : (
                       <span>{field.label}</span>
@@ -1005,7 +1047,7 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
                           <img
                             src={opt.labelImageUrl}
                             alt={opt.label || field.label || "라디오 옵션"}
-                            className="h-4 w-auto"
+                            className="h-5 w-auto max-w-[120px]"
                           />
                         ) : (
                           <span>{opt.label}</span>
@@ -1066,7 +1108,20 @@ export function PublicPageRenderer({ blocks }: PublicPageRendererProps) {
       }
 
       const radiusToken = props.borderRadius ?? "md";
-      const radiusPx = radiusToken === "none" ? 0 : radiusToken === "sm" ? 2 : radiusToken === "lg" ? 6 : radiusToken === "full" ? 9999 : 4;
+      const fallbackRadiusPx =
+        radiusToken === "none"
+          ? 0
+          : radiusToken === "sm"
+          ? 4
+          : radiusToken === "lg"
+          ? 16
+          : radiusToken === "full"
+          ? 9999
+          : 8;
+      const radiusPx =
+        typeof (props as any).borderRadiusPx === "number" && (props as any).borderRadiusPx >= 0
+          ? (props as any).borderRadiusPx
+          : fallbackRadiusPx;
       imageStyle.borderRadius = radiusPx === 9999 ? "9999px" : pxToEm(radiusPx);
 
       return (

src/features/editor/state/editorStore.ts

@@ -125,6 +125,12 @@ export interface ImageBlockProps {
   widthPx?: number;
   // 모서리 둥글기
   borderRadius?: "none" | "sm" | "md" | "lg" | "full";
+  // 모서리 둥글기 px 값 (이미지에 한해서는 연속적인 px 단위 조정을 지원한다)
+  borderRadiusPx?: number;
+  // 이미지 소스 타입: 업로드된 에셋 또는 외부 URL
+  sourceType?: "asset" | "externalUrl";
+  // 업로드된 에셋인 경우 Asset.id 를 저장해둔다.
+  assetId?: string | null;
 }
 
 // 구분선 블록 속성
@@ -553,6 +559,8 @@ export interface FormCheckboxBlockProps extends FormFieldStyleProps {
   // 그룹 타이틀 자체도 텍스트/이미지 모드를 가질 수 있도록 분리한다.
   groupLabelMode?: FormLabelMode;
   groupLabelImageUrl?: string;
+  groupLabelImageSource?: "url" | "upload";
+  optionImageSource?: "url" | "upload";
 }
 
 // 폼 라디오 그룹 옵션/블록 속성
@@ -571,6 +579,8 @@ export interface FormRadioBlockProps extends FormFieldStyleProps {
   // 라디오 그룹 타이틀의 텍스트/이미지 모드
   groupLabelMode?: FormLabelMode;
   groupLabelImageUrl?: string;
+  groupLabelImageSource?: "url" | "upload";
+  optionImageSource?: "url" | "upload";
 }
 
 // 폼 필드 설정
@@ -611,6 +621,19 @@ export interface FormBlockProps {
   marginYPx?: number;
 }
 
+export type CanvasPreset = "mobile" | "tablet" | "desktop" | "full" | "custom";
+
+export interface ProjectConfig {
+  title: string;
+  slug: string;
+  canvasPreset: CanvasPreset;
+  canvasWidthPx?: number;
+  canvasBgColorHex?: string;
+  bodyBgColorHex?: string;
+  headHtml?: string;
+  trackingScript?: string;
+}
+
 // 공통 블록 모델
 export interface Block {
   id: string;
@@ -639,6 +662,8 @@ export interface EditorState {
   selectedListItemId?: string | null;
   history: Block[][];
   future: Block[][];
+  projectConfig: ProjectConfig;
+  updateProjectConfig: (partial: Partial<ProjectConfig>) => void;
   addTextBlock: () => void;
   addButtonBlock: () => void;
   addImageBlock: () => void;
@@ -716,6 +741,24 @@ const createEditorState = (set: any, get: any): EditorState => ({
   selectedListItemId: null,
   history: [],
   future: [],
+  projectConfig: {
+    title: "새 페이지",
+    slug: "my-landing",
+    canvasPreset: "full",
+    canvasBgColorHex: "#020617",
+    bodyBgColorHex: "#020617",
+    headHtml: "",
+    trackingScript: "",
+  },
+
+  updateProjectConfig: (partial: Partial<ProjectConfig>) => {
+    set((state: EditorState) => ({
+      projectConfig: {
+        ...state.projectConfig,
+        ...partial,
+      },
+    }));
+  },
 
   // 텍스트 블록 추가: 기본 텍스트와 함께 생성 후 선택 상태로 만든다
   addTextBlock: () => {

src/styles/builder.css

@@ -35,11 +35,42 @@
 
 /* 에디터/프리뷰 공통 기본 타이포 설정 (em/rem 기반) */
 body {
+  margin: 0;
+  padding: 0;
   font-size: 1rem;      /* 기본 16px 기준 */
   line-height: 1.5;     /* 읽기 좋은 기본 라인하이트 */
   letter-spacing: 0em;  /* 기본 글자 간격은 0em */
 }
 
+/* Static export root layout */
+.pb-root {
+  display: block;
+}
+
+.pb-root-inner {
+  max-width: 72rem; /* ~1152px */
+  margin-inline: auto;
+  padding-inline: 1.5rem;
+  padding-block: 2.5rem;
+}
+
+.pb-section {
+  display: block;
+}
+
+.pb-section-inner {
+  padding-inline: 1.5rem;
+}
+
+.pb-section-columns {
+  display: flex;
+  gap: 2rem;
+}
+
+.pb-section-column {
+  flex: 1 1 0;
+}
+
 /* Text alignment */
 .pb-text-left {
   text-align: left;
@@ -298,3 +329,57 @@ body {
   padding-top: 2.5rem;
   padding-bottom: 2.5rem;
 }
+
+/* Simple form styling for static export */
+.pb-form {
+  display: flex;
+  flex-direction: column;
+  gap: 0.75rem;
+  max-width: 40rem;
+}
+
+.pb-form-field {
+  display: flex;
+  flex-direction: column;
+  gap: 0.25rem;
+}
+
+.pb-form-label {
+  font-size: 0.75rem;
+  color: #e5e7eb;
+}
+
+.pb-form-option {
+  display: flex;
+  align-items: center;
+  gap: 0.25rem;
+  font-size: 0.75rem;
+  color: #e5e7eb;
+}
+
+.pb-input,
+.pb-select,
+.pb-textarea {
+  width: 100%;
+  border-radius: 0.375rem;
+  border: 1px solid #1f2937;
+  background-color: #020617;
+  padding: 0.5rem 0.75rem;
+  font-size: 0.75rem;
+  color: #e5e7eb;
+  box-sizing: border-box;
+}
+
+.pb-textarea {
+  min-height: 6rem;
+}
+
+/* List styling for static export */
+.pb-list {
+  margin: 0;
+  padding-left: 1.25rem;
+  font-size: 0.875rem;
+  line-height: var(--pb-leading-normal);
+  color: var(--pb-color-text-default);
+}
+