feat: Google Drive agency sync with auto folder match

Connect marketing@ once, match Drive folders to tenants by name,
list Drive in Activos, and mirror portal uploads to the linked folder.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/app/api/assets/route.ts

@@ -15,6 +15,11 @@ import {
   sanitizeFolder,
   serviceSupabase,
 } from '@/lib/assets';
+import {
+  ensureChildFolder,
+  getTenantDriveFolderId,
+  uploadToDrive,
+} from '@/lib/google-drive';
 import { createHash, randomUUID } from 'crypto';
 
 export const dynamic = 'force-dynamic';
@@ -176,7 +181,47 @@ export async function POST(req: NextRequest) {
       continue;
     }
     const created = await ins.json();
-    uploaded.push(Array.isArray(created) ? created[0] : created);
+    const assetRow = Array.isArray(created) ? created[0] : created;
+
+    // Best-effort mirror to linked Google Drive folder
+    try {
+      const link = await getTenantDriveFolderId(ctx.tenantId!);
+      if (link) {
+        let parentId = link.folderId;
+        if (folder) {
+          const parts = folder.split('/').filter(Boolean);
+          for (const part of parts) {
+            parentId = await ensureChildFolder(parentId, part);
+          }
+        }
+        const driveFile = await uploadToDrive({
+          parentFolderId: parentId,
+          fileName: safeName,
+          mimeType: file.type || 'application/octet-stream',
+          buffer: buf,
+        });
+        if (driveFile.id && assetRow?.id) {
+          await fetch(
+            `${supabaseUrl()}/rest/v1/asset_files?id=eq.${encodeURIComponent(assetRow.id)}`,
+            {
+              method: 'PATCH',
+              headers: {
+                ...headers,
+                'Content-Type': 'application/json',
+              },
+              body: JSON.stringify({ drive_file_id: driveFile.id }),
+            }
+          );
+          assetRow.drive_file_id = driveFile.id;
+        }
+      }
+    } catch (e) {
+      errors.push(
+        `${file.name}: portal ok, Drive: ${e instanceof Error ? e.message : 'error'}`
+      );
+    }
+
+    uploaded.push(assetRow);
   }
 
   return NextResponse.json(