Fix /api/v1/me/tools to include published_at

The dashboard template expected published_at but it was missing from the query.

Co-Authored-By: Claude Opus 4.5 <[email protected]>

src/cmdforge/registry/app.py

@@ -1694,7 +1694,7 @@ def create_app() -> Flask:
         rows = query_all(
             g.db,
             """
-            SELECT owner, name, version, description, downloads, deprecated, deprecated_message, replacement
+            SELECT owner, name, version, description, downloads, deprecated, deprecated_message, replacement, published_at
             FROM tools
             WHERE owner = ?
             ORDER BY published_at DESC
@@ -1712,6 +1712,7 @@ def create_app() -> Flask:
                 "deprecated": bool(row["deprecated"]),
                 "deprecated_message": row["deprecated_message"],
                 "replacement": row["replacement"],
+                "published_at": row["published_at"],
             })
         return jsonify({"data": data})