Add cockroachdb to marketplace

.claude-plugin/marketplace.json

@@ -1040,14 +1040,14 @@
       "homepage": "https://github.com/intercom/claude-plugin-external"
     },
     {
-      "name": "cloudinary",
-      "description": "Use Cloudinary directly in Claude. Manage assets, apply transformations, optimize media, and more through natural conversation.",
+      "name": "cockroachdb",
+      "description": "CockroachDB plugin for Claude Code — explore schemas, write optimized SQL, debug queries, and manage distributed database clusters directly from your AI coding agent.",
       "source": {
         "source": "url",
-        "url": "https://github.com/cloudinary-devs/cloudinary-plugin.git",
-        "sha": "137c5d7acd9c3f10e80cd2a400486971e1664f31"
+        "url": "https://github.com/cockroachdb/claude-plugin.git",
+        "sha": "a54566e03c852567589ef85bb449d1e4de229667"
       },
-      "homepage": "https://cloudinary.com/documentation"
+      "homepage": "https://github.com/cockroachdb/claude-plugin"
     }
   ]
 }