Initial commit: Projektstruktur mit Next.js, Prisma, tRPC, shadcn/ui, Landingpage und Registrierung

prisma/schema.prisma

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+// 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"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+model User {
+  id        String   @id @default(uuid())
+  email     String   @unique
+  name      String?
+  children  Child[]
+  createdAt DateTime @default(now())
+}
+
+model Child {
+  id        Int       @id @default(autoincrement())
+  name      String
+  birthDate DateTime
+  userId    String
+  user      User      @relation(fields: [userId], references: [id])
+  measurements Measurement[]
+  teeth     ToothStatus[]
+  vaccines  Vaccine[]
+  createdAt DateTime  @default(now())
+}
+
+model Measurement {
+  id        Int      @id @default(autoincrement())
+  childId   Int
+  child     Child    @relation(fields: [childId], references: [id])
+  date      DateTime
+  weightKg  Float?
+  heightCm  Float?
+}
+
+model ToothStatus {
+  id         Int      @id @default(autoincrement())
+  childId    Int
+  child      Child    @relation(fields: [childId], references: [id])
+  toothLabel String   // z. B. "oben links 1" oder "Zahn 61"
+  date       DateTime
+  status     String   // z. B. "durchgebrochen", "locker", "fehlend"
+}
+
+model Vaccine {
+  id        Int      @id @default(autoincrement())
+  childId   Int
+  child     Child    @relation(fields: [childId], references: [id])
+  name      String
+  date      DateTime
+  done      Boolean  @default(false)
+  notes     String?
+}