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

tests/unit/TextListFormBackgroundControls.spec.tsx

@@ -2,7 +2,6 @@ import { describe, it, expect, vi } from "vitest";
 import { render, screen, fireEvent } from "@testing-library/react";
 import { TextPropertiesPanel } from "@/app/editor/panels/TextPropertiesPanel";
 import { ListPropertiesPanel } from "@/app/editor/panels/ListPropertiesPanel";
-import { FormControllerPanel } from "@/app/editor/forms/FormControllerPanel";
 import type { Block } from "@/features/editor/state/editorStore";
 
 // Text/List/Form 패널에 추가되는 블록 배경색(backgroundColorCustom) 컨트롤에 대한 최소 TDD
@@ -58,34 +57,4 @@ describe("Text/List/Form 패널 - 블록 배경색 컨트롤", () => {
       expect.objectContaining({ backgroundColorCustom: "#445566" }),
     );
   });
-
-  it("FormControllerPanel 에서 배경색 HEX 인풋 변경 시 updateBlock 이 backgroundColorCustom 으로 호출되어야 한다", () => {
-    const updateBlock = vi.fn();
-
-    const formBlock: Block = {
-      id: "form-1",
-      type: "form",
-      props: {
-        kind: "contact",
-        submitTarget: "internal",
-      } as any,
-    };
-
-    render(
-      <FormControllerPanel
-        block={formBlock}
-        blocks={[]}
-        selectedBlockId="form-1"
-        updateBlock={updateBlock}
-      />,
-    );
-
-    const hexInput = screen.getByLabelText("폼 배경색 HEX");
-    fireEvent.change(hexInput, { target: { value: "#778899" } });
-
-    expect(updateBlock).toHaveBeenCalledWith(
-      "form-1",
-      expect.objectContaining({ backgroundColorCustom: "#778899" }),
-    );
-  });
 });