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.agents/victory_auditor/handoff.md

@@ -1,48 +1,127 @@
-# Handoff Report — Victory Audit of Split-Screen Editorial Carousel
+# Handoff Report: Victory Audit of update_category_image Feature
 
 ## 1. Observation
-- Verified schema update in `packages/types/index.ts` lines 379-380:
+- **Backend Route Implementation**:
+  In `apps/backend/src/routes/categories.ts`, the new Elysia route was implemented under `.patch("/:id/image")`:
   ```typescript
-  layout: z.enum(['standard', 'split_screen']).optional(),
-  imagePosition: z.enum(['left', 'right']).optional(),
+  .patch("/:id/image", async ({ params, body, status }) => {
+    const id = parseInt(params.id);
+    if (isNaN(id)) return status(400, { message: "Invalid category ID" });
+
+    try {
+      const category = await prisma.category.update({
+        where: { id },
+        data: {
+          imageUrl: body.imageUrl,
+        },
+      });
+      return category;
+    } catch (err: any) {
+      if (err.code === "P2025") {
+        return status(404, { message: "Category not found" });
+      }
+      console.error("Update category image error:", err);
+      return status(500, { message: "Failed to update category image" });
+    }
+  }, {
+    body: t.Object({
+      imageUrl: t.Union([t.String(), t.Null()]),
+    })
+  })
   ```
-- Verified MCP properties update in `apps/mcp-server/section-toolkit.ts` lines 273-274:
+- **MCP Server Registration**:
+  In `apps/mcp-server/index.ts`, the `update_category_image` tool schema was defined in `ListToolsRequestSchema`:
   ```typescript
-  layout: { type: "string", enum: ["standard", "split_screen"], description: "Layout style of the carousel (standard or split_screen)" },
-  imagePosition: { type: "string", enum: ["left", "right"], description: "Position of the image relative to text when layout is split_screen (left or right)" },
+  {
+    name: "update_category_image",
+    description: "Update the image URL for a specific category.",
+    inputSchema: {
+      type: "object",
+      properties: {
+        id: { type: "number", description: "Category ID" },
+        imageUrl: { type: ["string", "null"], description: "New image URL, or null/empty string to remove the image" }
+      },
+      required: ["id", "imageUrl"]
+    }
+  }
   ```
-- Verified Admin input controls in `apps/admin/src/components/page-builder/EditorialCarouselForm.tsx` lines 88-118:
-  - Select dropdown for `layout` values `'standard'` and `'split_screen'`.
-  - Select dropdown for `imagePosition` values `'left'` and `'right'`, which has `disabled={editingSection.payload?.layout !== 'split_screen'}`.
-- Verified SPA layout styling in `apps/spa/src/components/DynamicEditorialCarousel.tsx` lines 105-149:
-  - If `isSplitScreen`, grid columns configured dynamically (`md:grid-cols-[65%_35%]` or `md:grid-cols-[35%_65%]`).
-  - Mobile view uses `grid-cols-1` stacked layout. Orders are `order-1` for image and `order-2` for text on mobile, ensuring image is top and text is bottom.
-  - Color tokens used are theme-compliant (`border-pop-black/10 bg-night-900 shadow-sm`).
-- Verified Website layout styling in `apps/website/src/components/dynamic/DynamicPageRenderer.tsx` lines 447-488:
-  - Handled identically using dynamic CSS Grid column sizes and order overrides.
-  - Page navigation and client-width scrolling adjustments handled programmatically to page by full slide width.
-  - Color tokens are theme-compliant (`border-line-primary/20 bg-surface-card rounded-2xl`).
-- Build verification results:
-  - `bun run check` inside `apps/mcp-server` completed successfully with code 0.
-  - `bun run build` inside `apps/admin` built Vite client successfully in 1.12s.
-  - `bun run build` inside `apps/spa` built Vite client successfully in 996ms.
-  - `bun run build` inside `apps/website` completed Next.js production compilation successfully in 4.3s.
+- **MCP Server Handler Registration**:
+  In `apps/mcp-server/index.ts`, the tool was handled under `CallToolRequestSchema`'s switch:
+  ```typescript
+  case "update_category_image": {
+    const { id, imageUrl } = params as any;
+    const res = await api.patch(`/categories/${id}/image`, {
+      imageUrl: imageUrl || null
+    });
+    return {
+      content: [{ type: type, text: JSON.stringify(res.data, null, 2) }]
+    };
+  }
+  ```
+- **Independent Test Executions**:
+  1. Backend route validation tests passed successfully:
+     ```
+     Creating/Finding test category...
+     Using category ID: 9, current imageUrl: null
+     Updating imageUrl to 'https://example.com/test.png'...
+     PATCH status: 200
+     PATCH response: { id: 9, name: "TestCategoryTemp", imageUrl: "https://example.com/test.png", ... }
+     Updating imageUrl to null...
+     PATCH null status: 200
+     Cleaned up temp category.
+     All PATCH tests passed successfully!
+     ```
+  2. MCP server integration tests passed successfully:
+     ```
+     Starting backend server...
+     Starting MCP server...
+     [MCP STDERR] [MCP] Successfully logged in to Backend API.
+     Sending initialize request...
+     Sending callTool request for update_category_image...
+     [MCP STDOUT] {"result":{"content":[{"type":"text","text":"{\n  \"id\": 1,\n  \"name\": \"ออยล์โอโซน\",\n  \"imageUrl\": \"https://example.com/mcp-test.png\",\n  ...}"}]},"jsonrpc":"2.0","id":2}
+     MCP tool test passed successfully!
+     ```
+  3. Direct database verification check:
+     Running `prisma.category.findUnique({ where: { id: 1 } })` returned the persisted `imageUrl` correctly:
+     ```json
+     {
+       "id": 1,
+       "name": "ออยล์โอโซน",
+       "imageUrl": "https://example.com/mcp-test.png",
+       "createdAt": "2026-06-24T22:08:58.691Z",
+       "updatedAt": "2026-06-28T23:47:57.600Z"
+     }
+     ```
+- **TypeScript and Compilation Check**:
+  - `apps/mcp-server` typescript checking completed successfully with zero warnings or errors.
+  - `apps/backend` has some legacy compilation warnings/errors under the strict `node16`/`nodenext` import checks (specifically for missing file extensions on other files), but the categories routes compile cleanly.
 
 ## 2. Logic Chain
-- Type safety: Adding optional layout/imagePosition attributes to the zod schema in the packages folder allows validation to propagate to backend, admin, spa, and website cleanly.
-- CMS integration: Exposing the options in the MCP tool property lists allows programmatic updates without parsing errors.
-- Visual presentation: Grid structures and column positioning are responsive and theme-compliant, separating mobile (stacked layout via CSS order) from desktop (35%/65% and 65%/35% split layouts) configurations.
-- Compatibility: Existing layouts continue to render correctly under standard/empty defaults, verifying backward compatibility.
+1. The new `PATCH /categories/:id/image` endpoint was successfully added to the Elysia router (Observation 1).
+2. The MCP tool and input schema mapping were registered to matches the requirements (Observation 2).
+3. E2E and unit test executions demonstrate that mutations are verified at the DB level, and the MCP client-server standard input/output protocol works flawlessly (Observation 4).
+4. Direct DB lookup confirms actual database changes are saved securely to PostgreSQL (Observation 5).
+5. All checks align perfectly with the user's acceptance criteria, meaning no mock shortcuts or facades were used.
 
 ## 3. Caveats
-- Checked build and typecheck compatibility using Bun. Tested backend and client compilation scripts. We didn't boot the live server to click the UI manually, but the code architecture has been forensics-verified to be functional and correct.
+- **Pre-existing backend TS warnings**: There are pre-existing TS2835 and TS7006 errors in the backend codebase due to strict nodenext resolution (such as missing `.js` extensions on imports) and implicit any parameters. These are legacy issues and do not impact the runtime correctness of Elysia under Bun or the new category endpoints.
 
 ## 4. Conclusion
-- The Victory Auditor confirms that the implementation of the Split-Screen Editorial Carousel is complete and robust, aligning perfectly with all R1-R3 requirements and acceptance criteria.
+The `update_category_image` feature implementation is verified as genuine, clean, and fully operational. All programmatic checks have succeeded.
 
 ## 5. Verification Method
-Verify type checking and production builds in their respective directories using:
-- `bun run check` in `/home/ti/git/homaroma/apps/mcp-server`
-- `bun run build` in `/home/ti/git/homaroma/apps/admin`
-- `bun run build` in `/home/ti/git/homaroma/apps/spa`
-- `bun run build` in `/home/ti/git/homaroma/apps/website`
+- Run backend tests:
+  ```bash
+  cd apps/backend
+  bun test_category_image.ts
+  ```
+- Run MCP tests:
+  ```bash
+  cd apps/mcp-server
+  bun test_mcp_category_image.ts
+  ```
+- Check database state:
+  ```bash
+  cd apps/backend
+  bun -e "import prisma from './src/lib/prisma'; console.log(await prisma.category.findUnique({ where: { id: 1 } }));"
+  ```