[apps] Add tool call meta. (#14647)

- [x] Add resource_uri and other things to _meta to shortcut resource
lookup and speed things up.

codex-rs/rmcp-client/tests/streamable_http_recovery.rs

@@ -105,6 +105,7 @@ async fn call_echo_tool(client: &RmcpClient, message: &str) -> anyhow::Result<Ca
         .call_tool(
             "echo".to_string(),
             Some(json!({ "message": message })),
+            None,
             Some(Duration::from_secs(5)),
         )
         .await