refactor: split monolithic main.py into FastAPI routers (v0.2.0)

- app/api/deps.py: shared auth dependencies
- app/api/routers/auth.py: login, me
- app/api/routers/issues.py: CRUD, transition, assign, relations, tags, batch, search
- app/api/routers/projects.py: CRUD, members, worklog summary
- app/api/routers/users.py: CRUD, worklogs
- app/api/routers/comments.py: CRUD
- app/api/routers/webhooks.py: CRUD, logs, retry
- app/api/routers/misc.py: API keys, activity, milestones, notifications, worklogs, export, dashboard
- main.py: 1165 lines → 51 lines
- Version bump to 0.2.0

app/api/routers/auth.py

@@ -0,0 +1,32 @@
+"""Auth router."""
+from datetime import timedelta
+from fastapi import APIRouter, Depends, HTTPException
+from fastapi.security import OAuth2PasswordRequestForm
+from sqlalchemy.orm import Session
+
+from app.core.config import get_db, settings
+from app.models import models
+from app.schemas import schemas
+from app.api.deps import Token, verify_password, create_access_token, get_current_user
+
+router = APIRouter(prefix="/auth", tags=["Auth"])
+
+
+@router.post("/token", response_model=Token)
+async def login(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
+    user = db.query(models.User).filter(models.User.username == form_data.username).first()
+    if not user or not verify_password(form_data.password, user.hashed_password or ""):
+        raise HTTPException(status_code=401, detail="Incorrect username or password",
+                            headers={"WWW-Authenticate": "Bearer"})
+    if not user.is_active:
+        raise HTTPException(status_code=400, detail="Inactive user")
+    access_token = create_access_token(
+        data={"sub": str(user.id)},
+        expires_delta=timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
+    )
+    return {"access_token": access_token, "token_type": "bearer"}
+
+
+@router.get("/me", response_model=schemas.UserResponse)
+async def get_me(current_user: models.User = Depends(get_current_user)):
+    return current_user