feat(rbac): enforce procurement write restrictions and support supervisor role in SSO

backend/app/routers/projects.py

@@ -3,7 +3,7 @@ from fastapi import APIRouter, Depends, Query, Request
 from sqlalchemy import func, or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
-from app.auth import UserContext, get_optional_user
+from app.auth import UserContext, get_optional_user, require_role
 from app.db.engine import get_db
 from app.models.procurement import Project, Quote, User
 from app.schemas.procurement import ProjectCreate, ProjectUpdate
@@ -13,6 +13,7 @@ from app.utils.pagination import paginate, sort_query
 from app.utils.serialization import to_date, to_iso
 
 router = APIRouter(prefix="/projects", tags=["projects"])
+_procurement_writer = require_role("admin", "procurement_manager")
 
 
 async def _optional_ctx(request: Request, db: AsyncSession = Depends(get_db)) -> UserContext | None:
@@ -77,7 +78,11 @@ async def list_projects(
 
 
 @router.post("", status_code=201)
-async def create_project(payload: ProjectCreate, db: AsyncSession = Depends(get_db)):
+async def create_project(
+    payload: ProjectCreate,
+    db: AsyncSession = Depends(get_db),
+    _auth=Depends(_procurement_writer),
+):
     project = Project(
         name=payload.name,
         description=payload.description,
@@ -103,6 +108,7 @@ async def update_project(
     request: Request,
     ctx: UserContext | None = Depends(_optional_ctx),
     db: AsyncSession = Depends(get_db),
+    _auth=Depends(_procurement_writer),
 ):
     project = await db.get(Project, project_id)
     if project is None:
@@ -133,7 +139,11 @@ async def update_project(
 
 
 @router.delete("/{project_id}")
-async def delete_project(project_id, db: AsyncSession = Depends(get_db)):
+async def delete_project(
+    project_id,
+    db: AsyncSession = Depends(get_db),
+    _auth=Depends(_procurement_writer),
+):
     project = await db.get(Project, project_id)
     if project is None:
         raise NotFoundError("پروژه یافت نشد")