Initial commit

apps/backend/src/app.ts

@@ -0,0 +1,48 @@
+import { Hono } from 'hono'
+import { cors } from 'hono/cors'
+import { logger } from '@/lib/logger'
+import type { AppEnv } from '@/types/hono'
+import { requestId } from 'hono/request-id'
+
+export function createApp() {
+  const app = new Hono<AppEnv>()
+
+  const allowedOrigins = (
+    Bun.env.CORS_ORIGIN ??
+    'http://localhost:5173,http://127.0.0.1:5173'
+  )
+    .split(',')
+    .map((value) => value.trim())
+    .filter(Boolean)
+
+  app.use(
+    '*',
+    cors({
+      origin: (origin) => {
+        if (!origin) return allowedOrigins[0] ?? ''
+        return allowedOrigins.includes(origin) ? origin : ''
+      },
+      allowHeaders: ['Authorization', 'Content-Type'],
+      allowMethods: ['GET', 'POST', 'PUT', 'PATCH', 'DELETE', 'OPTIONS'],
+    }),
+  )
+
+  app.use('*', async (c, next) => {
+    const start = performance.now()
+    await next()
+    const durationMs = Number((performance.now() - start).toFixed(1))
+
+    logger.info(
+      {
+        method: c.req.method,
+        path: c.req.path,
+        status: c.res.status,
+        durationMs,
+        requestId
+      },
+      'http_request',
+    )
+  })
+
+  return app
+}