feat(F-060): completed feature

work/runtime-status.json

@@ -1,20 +1,13 @@
 {
-  "feature_id": "F-059",
+  "feature_id": "F-060",
   "stage": "build",
   "agent": "implementer",
-  "action": "fix aspect ratio cropping",
+  "action": "regenerate cached thumbs",
   "state": "running",
   "next_agent": "reviewer",
   "waiting_for": null,
-  "updated_at": "2026-08-19T13:29:22Z",
+  "updated_at": "2026-08-19T14:47:25Z",
   "timeline": [
-    {
-      "ts": "2026-08-19T08:48:02Z",
-      "agent": "implementer",
-      "stage": "build",
-      "state": "done",
-      "message": "Alineado"
-    },
     {
       "ts": "2026-08-19T08:48:03Z",
       "agent": "reviewer",
@@ -147,6 +140,13 @@
       "stage": "build",
       "state": "running",
       "message": "fix aspect ratio cropping"
+    },
+    {
+      "ts": "2026-08-19T14:47:25Z",
+      "agent": "implementer",
+      "stage": "build",
+      "state": "running",
+      "message": "regenerate cached thumbs"
     }
   ],
   "last_updated": "2026-08-19T09:10:00Z",