feat: initialize Prisma schema and configure standalone mode for Docker deployment

prisma/schema.prisma

@@ -4,6 +4,7 @@
 generator client {
   provider        = "prisma-client-js"
   previewFeatures = ["driverAdapters"]
+  binaryTargets   = ["native", "debian-openssl-3.0.x"]
 }
 
 datasource db {