feat: support "MCP Servers config" configuring during use (#88)

Author: junjiem

tools/mcp_call_tool.py

@@ -12,7 +12,7 @@
 class McpTool(Tool):
 
     def _invoke(self, tool_parameters: dict[str, Any]) -> Generator[ToolInvokeMessage]:
-        servers_config_json = self.runtime.credentials.get("servers_config", "")
+        servers_config_json = tool_parameters.get("servers_config") or self.runtime.credentials.get("servers_config")
         if not servers_config_json:
             raise ValueError("Please fill in the servers_config")
         try:

tools/mcp_call_tool.yaml

@@ -34,4 +34,16 @@ parameters:
       en_US: Tool arguments (JSON string in the python dict[str, Any] format).
       zh_Hans: 工具的参数。
     llm_description: Tool arguments (JSON string in the python dict[str, Any] format).
+    form: llm
+  - name: servers_config
+    type: string
+    required: false
+    label:
+      en_US: MCP Servers config
+      zh_Hans: MCP 服务配置
+    human_description:
+      en_US: MCP Servers config, support multiple MCP services. 
+        (Optional, Filling in this field will overwrite the MCP Servers config entered during authorization.)
+      zh_Hans: MCP服务配置，支持多个MCP服务。
+        （选填，填写后将覆盖授权时填写的MCP服务配置。）
     form: llm

tools/mcp_list_tools.py

@@ -12,7 +12,7 @@
 class McpTool(Tool):
 
     def _invoke(self, tool_parameters: dict[str, Any]) -> Generator[ToolInvokeMessage]:
-        servers_config_json = self.runtime.credentials.get("servers_config", "")
+        servers_config_json = tool_parameters.get("servers_config") or self.runtime.credentials.get("servers_config")
         if not servers_config_json:
             raise ValueError("Please fill in the servers_config")
         try:

tools/mcp_list_tools.yaml

@@ -11,4 +11,17 @@ description:
   llm: Fetch MCP Server tools list (Gets a list of MCP tools in addition to existing tools).
 extra:
   python:
-    source: tools/mcp_list_tools.py
+    source: tools/mcp_list_tools.py
+parameters:
+  - name: servers_config
+    type: string
+    required: false
+    label:
+      en_US: MCP Servers config
+      zh_Hans: MCP 服务配置
+    human_description:
+      en_US: MCP Servers config, support multiple MCP services. 
+        (Optional, Filling in this field will overwrite the MCP Servers config entered during authorization.)
+      zh_Hans: MCP服务配置，支持多个MCP服务。
+        （选填，填写后将覆盖授权时填写的MCP服务配置。）
+    form: llm