pnpm install
pnpm dev

src/
├── main.ts              # Entrypoint: transport selection
├── server.ts            # createServer() factory
├── config/              # Env validation + constants
├── common/              # Logger, error helpers, types
├── tools/               # MCP tools (callable by LLMs)
├── resources/           # MCP resources (read-only data)
└── prompts/             # MCP prompts (reusable templates)

import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
import { z } from 'zod';

export function registerMyTool(server: McpServer): void {
  server.registerTool(
    'my_tool',
    {
      title: 'My Tool',
      description: 'What this tool does',
      inputSchema: {
        param: z.string().describe('Parameter description'),
      },
      annotations: {
        readOnlyHint: true,
        destructiveHint: false,
        idempotentHint: true,
        openWorldHint: false,
      },
    },
    async ({ param }) => ({
      content: [{ type: 'text', text: `Result: ${param}` }],
    }),
  );
}

import { registerMyTool } from './my-tool.tool.js';

export function registerTools(server: McpServer): void {
  registerGreetTool(server);
  registerMyTool(server); // add here
}

{
  "mcpServers": {
    "template-mcp": {
      "command": "node",
      "args": ["/absolute/path/to/template-mcp/dist/main.js"]
    }
  }
}

{
  "mcpServers": {
    "template-mcp": {
      "command": "node",
      "args": ["/absolute/path/to/template-mcp/dist/main.js"]
    }
  }
}

{
  "mcpServers": {
    "template-mcp": {
      "command": "node",
      "args": ["/absolute/path/to/template-mcp/dist/main.js"]
    }
  }
}

{
  "mcp": {
    "servers": {
      "template-mcp": {
        "command": "node",
        "args": ["/absolute/path/to/template-mcp/dist/main.js"]
      }
    }
  }
}

# Build
docker build -t template-mcp .

# Run (HTTP mode, used for remote access)
docker run -p 3000:3000 template-mcp

pnpm test

echo '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2024-11-05","capabilities":{},"clientInfo":{"name":"test","version":"1.0.0"}}}' \
  | MCP_TRANSPORT=stdio node dist/main.js

MCP_TRANSPORT=http PORT=3100 node dist/main.js &
# Initialize → capturar Mcp-Session-Id del header
# tools/list, resources/list, prompts/list, tools/call greet, resources/read info://server

docker build -t template-mcp .  # multi-stage: base → deps → build → production
docker run -p 3000:3000 template-mcp  # arranca en HTTP mode