Merge pull request modelcontextprotocol#198 from nathanArseneau/error-when-switching-Tools-without-changing-value

fix: set default value for input fields in ToolsTab component

Author: olaservo

client/src/components/ToolsTab.tsx

@@ -233,6 +233,7 @@ const ToolsTab = ({
                           id={key}
                           name={key}
                           placeholder={prop.description}
+                          value={(params[key] as string) ?? ""}
                           onChange={(e) =>
                             setParams({
                               ...params,