phase 3.1

backend/app/auth/schemas.py

@@ -0,0 +1,45 @@
+"""Authentication schemas for request/response validation."""
+from datetime import datetime
+from typing import Optional
+from uuid import UUID
+
+from pydantic import BaseModel, EmailStr, Field
+
+
+class UserBase(BaseModel):
+    """Base user schema."""
+
+    email: EmailStr
+
+
+class UserCreate(UserBase):
+    """Schema for user registration."""
+
+    password: str = Field(..., min_length=8, max_length=100)
+
+
+class UserLogin(BaseModel):
+    """Schema for user login."""
+
+    email: EmailStr
+    password: str
+
+
+class UserResponse(UserBase):
+    """Schema for user response."""
+
+    id: UUID
+    created_at: datetime
+    is_active: bool
+
+    class Config:
+        from_attributes = True
+
+
+class TokenResponse(BaseModel):
+    """Schema for JWT token response."""
+
+    access_token: str
+    token_type: str = "bearer"
+    user: UserResponse
+