feat: FormBlock 컨트롤러 정리 및 15.1 SEO/head 메타 관리 추가

src/app/editor/forms/FormControllerPanel.tsx

@@ -1,8 +1,6 @@
 "use client";
 
 import type { Block, ButtonBlockProps, FormBlockProps } from "@/features/editor/state/editorStore";
-import { NumericPropertyControl } from "@/features/editor/components/NumericPropertyControl";
-import { ColorPickerField, TEXT_COLOR_PALETTE } from "@/features/editor/components/ColorPickerField";
 
 interface FormControllerPanelProps {
   block: Block; // type === "form"
@@ -131,89 +129,6 @@ export function FormControllerPanel({ block, blocks, selectedBlockId, updateBloc
         )}
       </div>
 
-      <div className="space-y-2 border-t border-slate-800 pt-3">
-        <h3 className="text-[11px] font-semibold text-slate-200">폼 레이아웃</h3>
-        <label className="flex flex-col gap-1 text-xs text-slate-400">
-          <span>폼 너비 모드</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={formProps.formWidthMode ?? "auto"}
-            onChange={(e) =>
-              updateBlock(selectedBlockId, {
-                formWidthMode: e.target.value,
-              } as any)
-            }
-          >
-            <option value="auto">내용에 맞춤</option>
-            <option value="full">전체 폭</option>
-            <option value="fixed">고정 폭 (px)</option>
-          </select>
-        </label>
-        {(formProps.formWidthMode ?? "auto") === "fixed" && (
-          <NumericPropertyControl
-            label="폼 고정 너비 (px)"
-            unitLabel="(px)"
-            value={typeof formProps.formWidthPx === "number" ? formProps.formWidthPx : 360}
-            min={160}
-            max={960}
-            step={10}
-            presets={[
-              { id: "sm", label: "좁게", value: 280 },
-              { id: "md", label: "보통", value: 360 },
-              { id: "lg", label: "넓게", value: 480 },
-            ]}
-            onChangeValue={(v) =>
-              updateBlock(selectedBlockId, {
-                formWidthPx: v,
-              } as any)
-            }
-          />
-        )}
-        <NumericPropertyControl
-          label="폼 위/아래 여백 (px)"
-          unitLabel="(px)"
-          value={typeof formProps.marginYPx === "number" ? formProps.marginYPx : 16}
-          min={0}
-          max={80}
-          step={2}
-          presets={[
-            { id: "tight", label: "좁게", value: 8 },
-            { id: "normal", label: "보통", value: 16 },
-            { id: "relaxed", label: "넓게", value: 32 },
-          ]}
-          onChangeValue={(v) =>
-            updateBlock(selectedBlockId, {
-              marginYPx: v,
-            } as any)
-          }
-        />
-      </div>
-
-      <div className="space-y-2 border-t border-slate-800 pt-3 mt-4">
-        <h3 className="text-[11px] font-semibold text-slate-200">폼 스타일</h3>
-        <ColorPickerField
-          label="폼 배경색"
-          ariaLabelColorInput="폼 배경색 피커"
-          ariaLabelHexInput="폼 배경색 HEX"
-          value={
-            formProps.backgroundColorCustom && formProps.backgroundColorCustom.trim() !== ""
-              ? formProps.backgroundColorCustom
-              : TEXT_COLOR_PALETTE[0]?.color ?? "#e5e7eb"
-          }
-          onChange={(hex) => {
-            updateBlock(selectedBlockId, {
-              backgroundColorCustom: hex,
-            } as any);
-          }}
-          palette={TEXT_COLOR_PALETTE}
-          onPaletteSelect={(item) => {
-            updateBlock(selectedBlockId, {
-              backgroundColorCustom: item.color,
-            } as any);
-          }}
-        />
-      </div>
-
       <div className="space-y-2 border-t border-slate-800 pt-3 mt-4">
         <h3 className="text-[11px] font-semibold text-slate-200">폼 메시지</h3>
         <label className="flex flex-col gap-1 text-xs text-slate-400">