first commit

backend/prisma/schema.prisma

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+generator client {
+  provider = "prisma-client-js"
+  binaryTargets = ["native", "linux-musl-arm64-openssl-3.0.x"]
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model Plate {
+  id        Int      @id @default(autoincrement())
+  number    String   @unique
+  owner     String?
+  status    String   @default("ALLOWED") // ALLOWED, DENIED
+  createdAt DateTime @default(now())
+}
+
+model AccessLog {
+  id          Int      @id @default(autoincrement())
+  plateNumber String
+  accessStatus String   // GRANTED, DENIED, UNKNOWN
+  timestamp   DateTime @default(now())
+}