restored prisma config ts file & added copy in dockerfile

prisma.config.ts

@@ -0,0 +1,14 @@
+// This file was generated by Prisma and assumes you have installed the following:
+// npm install --save-dev prisma dotenv
+import 'dotenv/config';
+import { defineConfig, env } from 'prisma/config';
+
+export default defineConfig({
+  schema: 'prisma/schema.prisma',
+  migrations: {
+    path: 'prisma/migrations',
+  },
+  datasource: {
+    url: env('DATABASE_URL'),
+  },
+});