Mounts a self-contained feedback form into target. Returns a handle whose unmount() removes it. UI is built with textContent/properties (no innerHTML), so caller-supplied copy can't inject markup.
target
unmount()
textContent
Mounts a self-contained feedback form into
target. Returns a handle whoseunmount()removes it. UI is built withtextContent/properties (no innerHTML), so caller-supplied copy can't inject markup.