Add proper ORM and postgres support (#3978)

* Add postgresql support

* Fixes

* Fix perfs

packages/twenty-website/src/database/postgres/drizzle-posgres.config.ts

@@ -0,0 +1,14 @@
+import { Config } from 'drizzle-kit';
+
+import 'dotenv/config';
+
+const pgConfig = {
+  schema: './src/database/postgres/schema-postgres.ts',
+  out: './src/database/postgres/migrations',
+  driver: 'pg',
+  dbCredentials: {
+    connectionString: process.env.DATABASE_PG_URL ?? '',
+  },
+} satisfies Config;
+
+export default pgConfig;