feat: Initialize NestJS project with configuration files and basic structure

prisma/schema.prisma

@@ -0,0 +1,24 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model User {
+  id        String   @id @default(cuid())
+  email     String   @unique
+  username  String   @unique
+  password  String
+  role      Role     @default(MEMBER)
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}
+
+enum Role {
+  ADMIN
+  DEV
+  MEMBER
+}