src/lib/db/index.ts

import { drizzle } from 'drizzle-orm/postgres-js';
import postgres from 'postgres';
import * as schema from './schema';

// CRITICAL: prepare: false required for Supabase transaction pooling
const client = postgres(process.env.DATABASE_URL!, {
  prepare: false,
  max: 20,
  idle_timeout: 30,
  connect_timeout: 2,
  ssl: 'require',
});

export const db = drizzle(client, {
  schema,
  casing: 'snake_case',
});