codex: address MCP file transfer self-review

codex-rs/codex-mcp/src/connection_manager.rs

@@ -807,7 +807,7 @@ impl McpConnectionManager {
         let params = serde_json::to_value(params).context("failed to serialize file request")?;
         let result = client
             .client
-            .send_custom_request(method, Some(params))
+            .send_custom_request(method, Some(params), client.tool_timeout)
             .await
             .with_context(|| format!("MCP file request `{method}` failed for `{server}`"))?;
         let ServerResult::CustomResult(result) = result else {

codex-rs/rmcp-client/src/rmcp_client.rs

@@ -669,15 +669,20 @@ impl RmcpClient {
         &self,
         method: &str,
         params: Option<serde_json::Value>,
+        timeout: Option<Duration>,
     ) -> Result<ServerResult> {
         self.refresh_oauth_if_needed().await;
+        let operation = method.to_string();
+        let request_method = operation.clone();
         let response = self
-            .run_service_operation("requests/custom", /*timeout*/ None, move |service| {
+            .run_service_operation(&operation, timeout, move |service| {
                 let params = params.clone();
+                let request_method = request_method.clone();
                 async move {
                     service
                         .send_request(ClientRequest::CustomRequest(CustomRequest::new(
-                            method, params,
+                            request_method,
+                            params,
                         )))
                         .await
                 }