Close full operational audit findings

backend/app/services/project_service.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import uuid
+from typing import Literal
 
 from sqlalchemy.orm import Session
 
@@ -16,8 +17,11 @@ class ProjectService:
         limit: int = 50,
         offset: int = 0,
         name: str | None = None,
+        project_status: Literal["active", "archived", "all"] = "active",
     ) -> tuple[list[ProjectRead], int]:
         query = db.query(Project).filter(Project.status != "deleted")
+        if project_status != "all":
+            query = query.filter(Project.status == project_status)
         if name:
             query = query.filter(Project.name == name.strip())
         query = query.order_by(Project.created_at.desc())