Add Snyk MCP server configuration

Add Node.js devcontainer feature to support npx and configure the
official Snyk Studio MCP server (snyk mcp -t stdio) following
https://docs.snyk.io/integrations/snyk-studio-agentic-integrations/getting-started-with-snyk-studio

Co-authored-by: Ona <[email protected]>

Author: meysholdt

.devcontainer/devcontainer.json

@@ -8,7 +8,8 @@
     },
     "ghcr.io/devcontainers/features/azure-cli:1": {},
     "ghcr.io/devcontainers/features/docker-in-docker:2": {},
-    "ghcr.io/devcontainers/features/github-cli:1": {}
+    "ghcr.io/devcontainers/features/github-cli:1": {},
+    "ghcr.io/devcontainers/features/node:1": {}
   },
 
   "customizations": {

.ona/mcp-config.json

@@ -0,0 +1,20 @@
+{
+  "mcpServers": {
+    "snyk": {
+      "name": "snyk",
+      "command": "npx",
+      "args": [
+        "-y",
+        "snyk@latest",
+        "mcp",
+        "-t",
+        "stdio",
+        "--disable-trust"
+      ],
+      "env": {
+        "SNYK_TOKEN": "${exec:printenv SNYK_TOKEN}"
+      },
+      "timeout": 30
+    }
+  }
+}