Add external plugin crowdstrike-falcon-foundry (#2842)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/plugin/marketplace.json

@@ -437,6 +437,29 @@
       "description": "Build applications with the GitHub Copilot SDK across multiple programming languages. Includes comprehensive instructions for C#, Go, Node.js/TypeScript, and Python to help you create AI-powered applications.",
       "version": "1.0.0"
     },
+    {
+      "name": "crowdstrike-falcon-foundry",
+      "description": "AI coding assistant skills for building CrowdStrike Falcon Foundry apps: scaffolding, deployment, and best practices for API integrations, collections, functions, UI extensions, UI pages, and workflows.",
+      "version": "1.5.0",
+      "author": {
+        "name": "CrowdStrike",
+        "url": "https://www.crowdstrike.com/"
+      },
+      "repository": "https://github.com/CrowdStrike/foundry-skills",
+      "license": "MIT",
+      "keywords": [
+        "foundry",
+        "crowdstrike",
+        "cybersecurity",
+        "falcon",
+        "security"
+      ],
+      "source": {
+        "source": "github",
+        "repo": "CrowdStrike/foundry-skills",
+        "sha": "d9af175fe2b86836b431ebdb7e088957e6c7820d"
+      }
+    },
     {
       "name": "csharp-dotnet-development",
       "source": "plugins/csharp-dotnet-development",

plugins/external.json

@@ -289,6 +289,29 @@
       "sha": "17d0452fcb08adc7cc0cdf61a174e7045f3b5586"
     }
   },
+  {
+    "name": "crowdstrike-falcon-foundry",
+    "description": "AI coding assistant skills for building CrowdStrike Falcon Foundry apps: scaffolding, deployment, and best practices for API integrations, collections, functions, UI extensions, UI pages, and workflows.",
+    "version": "1.5.0",
+    "author": {
+      "name": "CrowdStrike",
+      "url": "https://www.crowdstrike.com/"
+    },
+    "repository": "https://github.com/CrowdStrike/foundry-skills",
+    "license": "MIT",
+    "keywords": [
+      "foundry",
+      "crowdstrike",
+      "cybersecurity",
+      "falcon",
+      "security"
+    ],
+    "source": {
+      "source": "github",
+      "repo": "CrowdStrike/foundry-skills",
+      "sha": "d9af175fe2b86836b431ebdb7e088957e6c7820d"
+    }
+  },
   {
     "name": "datadog",
     "description": "Use Datadog directly in Copilot / VS Code through a preconfigured Datadog MCP server. Query logs, metrics, traces, dashboards, and more through natural conversation.",