diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index 930cce6..0000000
--- a/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-.codegraph/
diff --git a/agent.py b/agent.py
index 0c38c78..39bfcb6 100644
--- a/agent.py
+++ b/agent.py
@@ -67,7 +67,7 @@ class TasksApi(A2AAgent):
         "openapi_auto_agent": {
             "operation_count": len(OPERATIONS),
             "default_base_url": DEFAULT_BASE_URL,
-            "source_openapi_url": "https://tasks.a2acloud.io/openapi.json",
+            "source_openapi_url": 'https://tasks.a2acloud.io/openapi.json',
             "security_schemes": list(SECURITY_SCHEMES),
         }
     }