Scaffold lights app: Tasmota MQTT control, schedules with sunrise/sunset triggers

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

backend/src/index.js

@@ -0,0 +1,38 @@
+import Fastify from 'fastify'
+import cookie from '@fastify/cookie'
+import cors from '@fastify/cors'
+import { initDb } from './db.js'
+import { connect as connectMqtt } from './lib/mqtt.js'
+import { startEngine } from './lib/engine.js'
+import { deviceRoutes } from './routes/devices.js'
+import { scheduleRoutes } from './routes/schedules.js'
+import { settingsRoutes } from './routes/settings.js'
+
+const app = Fastify({ logger: true, trustProxy: true })
+const startedAt = Date.now()
+
+await app.register(cookie)
+await app.register(cors, {
+  origin: process.env.CORS_ORIGIN || false,
+  credentials: true,
+})
+
+app.get('/health', async () => ({ status: 'healthy', version: process.env.BUILD_VERSION || String(startedAt) }))
+
+await app.register(deviceRoutes)
+await app.register(scheduleRoutes)
+await app.register(settingsRoutes)
+
+try {
+  await initDb()
+
+  // The broker may be unreachable at boot — connect() handles that with its own
+  // backoff and never blocks startup.
+  connectMqtt().catch(err => app.log.warn(`MQTT connect failed at startup: ${err.message}`))
+
+  startEngine()
+  await app.listen({ port: 3001, host: '0.0.0.0' })
+} catch (err) {
+  app.log.error(err)
+  process.exit(1)
+}