fix: robust web/dist path resolution and graceful shutdown

server/src/index.ts

@@ -6,3 +6,13 @@ const config = loadConfig()
 const db = openDatabase(config.dbPath)
 const app = await buildApp({ db, config })
 await app.listen({ port: config.port, host: '0.0.0.0' })
+
+for (const signal of ['SIGINT', 'SIGTERM'] as const) {
+  process.on(signal, () => {
+    void (async () => {
+      await app.close()
+      db.close()
+      process.exit(0)
+    })()
+  })
+}