Add wix to marketplace

.claude-plugin/marketplace.json

@@ -686,15 +686,15 @@
       "homepage": "https://github.com/semgrep/mcp-marketplace.git"
     },
     {
-      "name": "data",
-      "description": "Data engineering for Apache Airflow and Astronomer. Author DAGs with best practices, debug pipeline failures, trace data lineage, profile tables, migrate Airflow 2 to 3, and manage local and cloud deployments.",
+      "name": "wix",
+      "description": "Build, manage, and deploy Wix sites and apps. CLI development skills for dashboard extensions, backend APIs, site widgets, and service plugins with the Wix Design System, plus MCP server for site management.",
       "category": "development",
       "source": {
         "source": "url",
-        "url": "https://github.com/astronomer/agents.git",
-        "sha": "7ef022b02f5296b5ecc52ba0db3ba9345ec03c9e"
+        "url": "https://github.com/wix/skills.git",
+        "sha": "15dda227e34959b1340e33bb9aede7e23a273f42"
       },
-      "homepage": "https://github.com/astronomer/agents"
+      "homepage": "https://dev.wix.com/docs/wix-cli/guides/development/about-wix-skills"
     }
   ]
 }