feat: initial commit

backend/app/api/routers/auth.py

@@ -0,0 +1,47 @@
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select
+
+from app.database import get_db
+from app.models.user import User
+from app.schemas.user import UserCreate, UserOut, TokenResponse, LoginRequest
+from app.utils.auth import hash_password, verify_password, create_access_token, get_current_user
+
+router = APIRouter(prefix="/auth", tags=["auth"])
+
+
+@router.post("/register", response_model=UserOut, status_code=status.HTTP_201_CREATED)
+async def register(body: UserCreate, db: AsyncSession = Depends(get_db)):
+    """Register a new user (admin-initiated in production)."""
+    result = await db.execute(select(User).where(User.email == body.email))
+    if result.scalar_one_or_none():
+        raise HTTPException(status_code=400, detail="Email already registered")
+
+    user = User(
+        email=body.email,
+        password_hash=hash_password(body.password),
+        full_name=body.full_name,
+        role=body.role,
+    )
+    db.add(user)
+    await db.commit()
+    await db.refresh(user)
+    return user
+
+
+@router.post("/login", response_model=TokenResponse)
+async def login(body: LoginRequest, db: AsyncSession = Depends(get_db)):
+    result = await db.execute(select(User).where(User.email == body.email))
+    user = result.scalar_one_or_none()
+    if not user or not verify_password(body.password, user.password_hash):
+        raise HTTPException(status_code=401, detail="Invalid credentials")
+    if not user.is_active:
+        raise HTTPException(status_code=403, detail="Account disabled")
+
+    token = create_access_token(str(user.id), user.role.value)
+    return TokenResponse(access_token=token, user=UserOut.model_validate(user))
+
+
+@router.get("/me", response_model=UserOut)
+async def me(user: User = Depends(get_current_user)):
+    return user