Add windsor-ai plugin (#1536)

.claude-plugin/marketplace.json

@@ -1791,6 +1791,20 @@
       },
       "homepage": "https://github.com/TSedmanDC/Voila-API-Skill"
     },
+    {
+      "name": "windsor-ai",
+      "description": "Connect Claude Code to 325+ business data sources via Windsor.ai. Query marketing, sales, CRM, ecommerce, finance, and analytics data from Google Ads, Meta, HubSpot, Salesforce, Shopify, Stripe, and hundreds more — directly from your terminal.",
+      "author": {
+        "name": "Windsor.ai"
+      },
+      "category": "productivity",
+      "source": {
+        "source": "url",
+        "url": "https://github.com/windsor-ai/claude-windsor-ai-plugin.git",
+        "sha": "248a6994b15b410cc025b105bb4ed5558e9b1af9"
+      },
+      "homepage": "https://windsor.ai"
+    },
     {
       "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.",