feat: add MCP creator screenshot metrics recognition

app/api/partner-upload/route.ts

@@ -13,6 +13,13 @@ import {
   parseResultScreenshotKeys,
   serializeResultScreenshotKeys,
 } from "../../../lib/result-screenshots";
+import { creatorScreenshotMcpUrl } from "../../../lib/creator-screenshot-access";
+import {
+  extractCreatorMetricsFromMcp,
+  resolveCollectionMcpConfig,
+  type CollectionMcpBindings,
+} from "../../../lib/mcp-collection-client";
+import { getRuntimeEnv } from "../../../lib/runtime-env";
 
 async function readUpload(request: Request) {
   const contentType = request.headers.get("content-type") ?? "";
@@ -163,13 +170,47 @@ async function handlePost(request: Request) {
             screenshot_key = ?,
             ocr_status = CASE
               WHEN exposure IS NOT NULL AND views IS NOT NULL THEN ocr_status
-              ELSE 'uploaded'
+              ELSE 'processing'
             END,
             updated_at = CURRENT_TIMESTAMP
            WHERE id = ?`,
         )
         .bind(key, upload.distributionId)
         .run();
+      try {
+        const metrics = await extractCreatorMetricsFromMcp(
+          creatorScreenshotMcpUrl(request, upload.distributionId, key),
+          resolveCollectionMcpConfig(
+            getRuntimeEnv() as unknown as CollectionMcpBindings,
+          ),
+        );
+        await getRawDb()
+          .prepare(
+            `UPDATE distributions SET exposure = ?, views = ?,
+               ocr_status = 'success', updated_at = CURRENT_TIMESTAMP
+             WHERE id = ?`,
+          )
+          .bind(metrics.exposure, metrics.views, upload.distributionId)
+          .run();
+        return Response.json({
+          uploaded: true,
+          exposure: metrics.exposure,
+          views: metrics.views,
+          ocrStatus: "success",
+          kind: "creator-center",
+        });
+      } catch (error) {
+        console.error("[KOC LOOP] creator screenshot OCR failed", {
+          distributionId: upload.distributionId,
+          detail: error instanceof Error ? error.message : String(error),
+        });
+        await getRawDb()
+          .prepare(
+            `UPDATE distributions SET ocr_status = 'failed', updated_at = CURRENT_TIMESTAMP WHERE id = ?`,
+          )
+          .bind(upload.distributionId)
+          .run();
+      }
     } else {
       await getRawDb()
         .prepare(
@@ -189,6 +230,7 @@ async function handlePost(request: Request) {
         : isCreatorCenter
           ? "creator-center"
           : "publish",
+      ocrStatus: isCreatorCenter ? "failed" : undefined,
     });
   } catch (error) {
     return Response.json(