fix: 重新创建hermes_services/list端点用于code组件数据格式转换，修正new_session.ui配置

wwwroot/hermes_services/list/index.dspy

@@ -0,0 +1,20 @@
+# Get hermes_services list for code dropdown
+# This .dspy file uses functions released by load_hermes_web_cli()
+
+try:
+    # Use the function provided by hermes-web-cli module
+    services = get_all_services()
+    
+    # Format for code component (value, text pairs)
+    result = []
+    for service in services:
+        result.append({
+            "value": str(service.get('id')),
+            "text": service.get('name', f"Service {service.get('id')}")
+        })
+    
+    # Return array directly for code component
+    return result
+except Exception as e:
+    # On error or no data, return empty array
+    return []

wwwroot/new_session.ui

@@ -26,9 +26,7 @@
             "label": "Service",
             "uitype": "code",
             "required": true,
-            "data_url": "/hermes-web-cli/hermes_services/",
-            "textField": "name",
-            "valueField": "id"
+            "data_url": "/hermes-web-cli/hermes_services/list/"
           },
           {
             "name": "initial_message",