chore: add config, prisma schema and client (Prisma 7 adapter)

prisma.config.ts

@@ -0,0 +1,12 @@
+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'),
+  },
+})