: embeddings
    const elemEmbdModel = document.getElementById('embd_model');
    const elemBtnStartEmbd = document.getElementById('btn_start_embd');
    const elemInputA = document.getElementById('input_a');
    const elemInputB = document.getElementById('input_b');
    const elemBtnEmbeddings = document.getElementById('btn_run_embd');
    const elemOutputEmbd = document.getElementById('output_embd');
    // utils
    const setCmplDisable = (disabled) => {
      elemInput.disabled = disabled;
      elemNPr