add(plugin): microsoft-docs — official Microsoft documentation MCP

Adapted from PR #55 by @TianqiZhang (Microsoft).
Original: https://github.com/anthropics/claude-plugins-official/pull/55

.claude-plugin/marketplace.json

@@ -1005,6 +1005,16 @@
       "tags": [
         "community-managed"
       ]
+    },
+    {
+      "name": "microsoft-docs",
+      "description": "Access official Microsoft documentation, API references, and code samples for Azure, .NET, Windows, and more.",
+      "category": "development",
+      "source": {
+        "source": "url",
+        "url": "https://github.com/MicrosoftDocs/mcp.git"
+      },
+      "homepage": "https://github.com/microsoftdocs/mcp"
     }
   ]
 }