# backend ## Install ```bash bun install ``` ## Environment Create a `.env` file: ```bash cp .env.example .env ``` Set: ```bash DATABASE_URL=postgres://username:password@localhost:5432/database_name ``` ## Run app ```bash bun run dev ``` ## Drizzle ORM Generate migrations: ```bash bun run db:generate ``` Apply migrations: ```bash bun run db:migrate ``` Open Drizzle Studio: ```bash bun run db:studio ```