fix: solución de bloqueos y estandarización de permisos

backend/api/v1/modules/a76/classes/routes.py

@@ -42,7 +42,7 @@ async def get_classes_with_fa_data(
     Get all classes with their FA data using a single LEFT JOIN query.
     This endpoint is optimized for the fixed-asset-classes view.
     """
-    tenant_id = validate_access_to_resource(db, company_id, current_user)
+    tenant_id = validate_access_to_resource(db, company_id, current_user, ["goods_classes.view"])
     
     skip = (page - 1) * page_size
     
@@ -74,7 +74,7 @@ async def create_fa_class(
 ):
     """Create a fixed asset class (both base class and FA extension)"""
     
-    tenant_id = validate_access_to_resource(db, company_id, current_user)
+    tenant_id = validate_access_to_resource(db, company_id, current_user, ["goods_classes.create"])
     
     result = ClassService.create_fa_class(db, class_data, tenant_id, company_id)
     
@@ -95,6 +95,10 @@ crud_router = TenantCRUDRoutes(
     enable_filters=True,
     default_page_size=50,
     max_page_size=1000,
+    list_permissions=["goods_classes.view"],
+    create_permissions=["goods_classes.create"],
+    update_permissions=["goods_classes.edit"],
+    delete_permissions=["goods_classes.delete"],
 ).router
 
 # Include the CRUD routes into our main router