feat: add DealRepository with CRUD operations and update dependencies

app/api/deps.py

@@ -10,6 +10,7 @@ from app.core.config import settings
 from app.core.database import get_session
 from app.core.security import jwt_service, password_hasher
 from app.models.user import User
+from app.repositories.deal_repo import DealRepository
 from app.repositories.org_repo import OrganizationRepository
 from app.repositories.user_repo import UserRepository
 from app.services.auth_service import AuthService
@@ -32,6 +33,10 @@ def get_organization_repository(session: AsyncSession = Depends(get_db_session))
     return OrganizationRepository(session=session)
 
 
+def get_deal_repository(session: AsyncSession = Depends(get_db_session)) -> DealRepository:
+    return DealRepository(session=session)
+
+
 def get_user_service(repo: UserRepository = Depends(get_user_repository)) -> UserService:
     return UserService(user_repository=repo, password_hasher=password_hasher)