fix: add icon

api/services/tools/tools_transform_service.py

@@ -46,7 +46,7 @@ class ToolTransformService:
 
         if provider_type == ToolProviderType.BUILT_IN.value:
             return str(url_prefix / "builtin" / provider_name / "icon")
-        elif provider_type in {ToolProviderType.API.value, ToolProviderType.WORKFLOW.value}:
+        elif provider_type in {ToolProviderType.API.value, ToolProviderType.WORKFLOW.value, ToolProviderType.MCP.value}:
             try:
                 if isinstance(icon, str):
                     return cast(dict, json.loads(icon))