Backend + frontend added with PrismaDB

backend/generated/prisma/schema.prisma

@@ -0,0 +1,59 @@
+// This is your Prisma schema file,
+// learn more about it in the docs: https://pris.ly/d/prisma-schema
+
+// Looking for ways to speed up your queries, or scale easily with your serverless or edge functions?
+// Try Prisma Accelerate: https://pris.ly/cli/accelerate-init
+
+generator client {
+  provider = "prisma-client-js"
+  output   = "../generated/prisma"
+}
+
+datasource db {
+  provider = "sqlite"
+  url      = env("DATABASE_URL")
+}
+
+model User {
+  id           Int       @id @default(autoincrement())
+  userId       String    @unique
+  email        String    @unique
+  name         String?
+  role         Role      @default(USER)
+  posts        Post[]
+  profile      Profile?
+  username     String    @unique
+  avatar       String?
+  password     String
+  birthdate    DateTime?
+  registeredAt DateTime?
+  createdAt    DateTime  @default(now())
+  updatedAt    DateTime  @updatedAt
+}
+
+model Profile {
+  id     Int     @id @default(autoincrement())
+  bio    String
+  avatar String?
+  // user   User   @relation(fields: [userId], references: [id])
+  // userId Int    @unique
+  user   User    @relation(fields: [userId], references: [userId]) // reference userId UUID
+  userId String  @unique
+}
+
+model Post {
+  id        Int      @id @default(autoincrement())
+  title     String
+  content   String?
+  published Boolean  @default(false)
+  author    User     @relation(fields: [authorId], references: [id])
+  authorId  Int
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}
+
+enum Role {
+  USER
+  EDITOR
+  ADMIN
+}