Working Database setupgit add .

prisma/schema.prisma

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+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+}
+
+model User {
+  id        String   @id @default(uuid())
+  username  String   @unique
+  password  String
+  createdAt DateTime @default(now())
+  
+  classes     Class[]
+  fetches     Fetch[]
+  finalGrades FinalGrade[]
+}
+
+model Class {
+  id        String   @id @default(uuid())
+  userId    String
+  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  
+  className String
+  teacher   String
+  period    String
+  category  String
+  
+  createdAt DateTime @default(now())
+  
+  assignments Assignment[]
+  finalGrades FinalGrade[]
+  
+  @@unique([userId, category, className])
+  @@index([userId])
+}
+
+model Assignment {
+  id           String   @id @default(uuid())
+  classId      String
+  class        Class    @relation(fields: [classId], references: [id], onDelete: Cascade)
+  
+  name         String
+  dueDate      String
+  score        String
+  attempts     String
+  isMajorGrade Boolean
+  
+  createdAt    DateTime @default(now())
+  
+  @@index([classId])
+}
+
+model FinalGrade {
+  id          String   @id @default(uuid())
+  userId      String
+  user        User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  classId     String
+  class       Class    @relation(fields: [classId], references: [id], onDelete: Cascade)
+  
+  grade       String   // The overall grade (e.g., "95.5%", "A", etc.)
+  updatedAt   DateTime @default(now()) @updatedAt
+  
+  @@unique([userId, classId])  // One final grade per user per class
+  @@index([userId])
+  @@index([classId])
+}
+
+model Fetch {
+  id          String   @id @default(uuid())
+  userId      String
+  user        User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  
+  timestamp   DateTime @default(now())
+  success     Boolean  @default(true)
+  classCount  Int      @default(0)
+  
+  @@index([userId])
+}