feat: migrate entire codebase to TypeScript

src/db/index.ts

@@ -0,0 +1,13 @@
+import { drizzle } from 'drizzle-orm/postgres-js';
+import postgres from 'postgres';
+import { files } from './schema';
+
+const client = postgres(process.env.DATABASE_URL!, {
+  max: 10,
+  idle_timeout: 20,
+  connect_timeout: 10
+});
+
+export const db = drizzle(client, { schema: { files } });
+export { files };
+export default db;