feat: add Neon MCP server definitions (remote + local)

- com.neon-mcp-http: Remote HTTP with OAuth at mcp.neon.tech/mcp
- com.neon-mcp: Local stdio via npx @neondatabase/mcp-server-neon with API key

https://claude.ai/code/session_013AxurW8hPAfnUNvik354Xx

Author: claude

servers/com.neon-mcp-http.json

@@ -0,0 +1,45 @@
+{
+  "$schema": "../schemas/server-definition.schema.json",
+  "id": "com.neon-mcp-http",
+  "name": "Neon (Remote)",
+  "alias": "neon-remote",
+  "description": "Manage Neon serverless Postgres databases through Neon's official remote MCP server with OAuth authentication. Create projects, run queries, and perform migrations.",
+  "icon": "https://avatars.githubusercontent.com/u/77690634?v=4",
+  "schema_version": "2.1",
+  "categories": ["database", "cloud"],
+  "tags": ["neon", "postgres", "postgresql", "serverless", "database", "sql", "migrations"],
+
+  "transport": {
+    "type": "http",
+    "url": "https://mcp.neon.tech/mcp",
+    "metadata": {
+      "inputs": []
+    }
+  },
+
+  "auth": {
+    "type": "oauth",
+    "instructions": "Connect via OAuth when prompted by your MCP client. You will be redirected to Neon to authorize access via browser. No API key needed."
+  },
+
+  "contributor": {
+    "name": "Neon",
+    "github": "neondatabase",
+    "url": "https://neon.tech"
+  },
+
+  "links": {
+    "repository": "https://github.com/neondatabase/mcp-server-neon",
+    "homepage": "https://neon.tech",
+    "documentation": "https://neon.com/docs/ai/neon-mcp-server"
+  },
+
+  "platforms": ["all"],
+
+  "capabilities": {
+    "tools": true,
+    "resources": false,
+    "prompts": false,
+    "read_only_mode": false
+  }
+}

servers/com.neon-mcp.json

@@ -0,0 +1,63 @@
+{
+  "$schema": "../schemas/server-definition.schema.json",
+  "id": "com.neon-mcp",
+  "name": "Neon (Local)",
+  "alias": "neon",
+  "description": "Manage Neon serverless Postgres databases locally using the official Neon MCP server. Create projects, run SQL queries, and perform database migrations with your API key.",
+  "icon": "https://avatars.githubusercontent.com/u/77690634?v=4",
+  "schema_version": "2.1",
+  "categories": ["database", "cloud"],
+  "tags": ["neon", "postgres", "postgresql", "serverless", "database", "sql", "migrations"],
+
+  "transport": {
+    "type": "stdio",
+    "command": "npx",
+    "args": ["-y", "@neondatabase/mcp-server-neon", "start", "${input:NEON_API_KEY}"],
+    "metadata": {
+      "inputs": [
+        {
+          "id": "NEON_API_KEY",
+          "label": "Neon API Key",
+          "description": "API key for accessing the Neon Management API. Used to manage projects, branches, and run SQL queries.",
+          "type": "password",
+          "required": true,
+          "secret": true,
+          "placeholder": "neon_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
+          "obtain": {
+            "url": "https://console.neon.tech/app/settings/api-keys",
+            "instructions": "1. Go to the Neon Console\n2. Navigate to Settings > API keys\n3. Click 'Create new API key'\n4. Give it a name and click 'Create'\n5. Copy the generated key",
+            "button_label": "Create API Key"
+          }
+        }
+      ]
+    }
+  },
+
+  "auth": {
+    "type": "api_key",
+    "instructions": "Create a Neon API key at https://console.neon.tech/app/settings/api-keys"
+  },
+
+  "contributor": {
+    "name": "Neon",
+    "github": "neondatabase",
+    "url": "https://neon.tech"
+  },
+
+  "links": {
+    "repository": "https://github.com/neondatabase/mcp-server-neon",
+    "homepage": "https://neon.tech",
+    "documentation": "https://neon.com/docs/ai/neon-mcp-server"
+  },
+
+  "platforms": ["all"],
+
+  "capabilities": {
+    "tools": true,
+    "resources": false,
+    "prompts": false,
+    "read_only_mode": false
+  },
+
+  "changelog_url": "https://github.com/neondatabase/mcp-server-neon/releases"
+}