fix: prisma.config.ts use datasource.url (not top-level url)

prisma.config.ts

@@ -4,7 +4,9 @@ import { defineConfig } from "prisma/config";
 export default defineConfig({
   earlyAccess: true,
   schema: path.join(__dirname, "prisma", "schema.prisma"),
-  url: process.env.DATABASE_URL,
+  datasource: {
+    url: process.env.DATABASE_URL!,
+  },
   migrate: {
     async url() {
       return process.env.DATABASE_URL!;