feat(org,rbac): dedicate organization panel, enforce role permissions, subheader info, and fix supervisor project sync

backend/app/routers/auth.py

@@ -22,7 +22,7 @@ from app.config import settings
 from app.db.engine import get_db
 from app.routers.users import _user_projects, user_to_dict
 from app.services import analytics
-from app.utils.errors import ServiceUnavailableError, UnauthorizedError
+from app.utils.errors import ForbiddenError, ServiceUnavailableError, UnauthorizedError
 from app.utils.ratelimit import limiter
 
 logger = logging.getLogger("procurement.auth")
@@ -78,6 +78,8 @@ async def login(request: Request, payload: LoginRequest, db: AsyncSession = Depe
     claims = await _verify_token(access_token)
     ctx = await context_from_claims(claims, db)
     projects = await _user_projects(db, ctx.user)
+    if ctx.role == "supervisor" and not projects:
+        raise ForbiddenError("پروژه تخصیص داده نشده است — تا زمان تخصیص پروژه، اجازه ورود به سامانه را ندارید")
     await analytics.track(
         "login_success",
         {"username": payload.username, "role": ctx.role},