MCP Hello World

import type { FastifyInstance, FastifyRequest, FastifyReply } from 'fastify'; const startTime = Date.now(); export async function healthRoutes(fastify: FastifyInstance) { fastify.get('/healthz', async () => { const uptimeSeconds = Math.floor((Date.now() - startTime) / 1000); return { status: 'ok', uptime_s: uptimeSeconds, timestamp: new Date().toISOString(), version: process.env.npm_package_version || '0.1.0' }; }); // Handle other HTTP methods with helpful error const methodNotAllowedHandler = async (_request: FastifyRequest, reply: FastifyReply) => { reply.status(405).send({ error: { message: 'Method Not Allowed. Use GET for health checks.', code: 405, allowed_methods: ['GET'] } }); }; fastify.post('/healthz', methodNotAllowedHandler); fastify.put('/healthz', methodNotAllowedHandler); fastify.delete('/healthz', methodNotAllowedHandler); fastify.patch('/healthz', methodNotAllowedHandler); }