chore: migrate to postgres

src/server/db/index.ts

@@ -1,12 +1,6 @@
-import { Client } from "@planetscale/database";
-import { drizzle } from "drizzle-orm/planetscale-serverless";
+import { sql } from '@vercel/postgres'
+import { drizzle } from 'drizzle-orm/vercel-postgres'
 
-import { env } from "~/env.mjs";
 import * as schema from "./schema";
 
-export const db = drizzle(
-  new Client({
-    url: env.DATABASE_URL,
-  }).connection(),
-  { schema }
-);
+export const db = drizzle(sql, { schema })