Fix ruff E741: rename ambiguous variable l → log in task_logs route

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/fabledassistant/routes/task_logs.py

@@ -16,7 +16,7 @@ task_logs_bp = Blueprint("task_logs", __name__, url_prefix="/api/tasks")
 async def list_logs_route(task_id: int):
     uid = get_current_user_id()
     logs = await list_logs(uid, task_id)
-    return jsonify({"logs": [l.to_dict() for l in logs]})
+    return jsonify({"logs": [log.to_dict() for log in logs]})
 
 
 @task_logs_bp.route("/<int:task_id>/logs", methods=["POST"])