Bing AIの入力フォームでIME変換中のEnterでは送られないようにする

userscript.js

// ==UserScript==
// @name       Bing AI Enter Fix
// @namespace    http://tampermonkey.net/
// @description  This Edge extension addresses the issue where Bing AI sends text even when the Enter key is pressed during Japanese conversion.
// @version      1.0.2
// @license      MIT
// @author       suzuk1satosh1
// @match      https://www.bing.com/search?*
// ==/UserScript==

window.addEventListener("load", check, false);

function check(e) {
    const interval = setInterval(intervalFunc, 100);

    function intervalFunc() {

        const cibSerp = document.querySelector('cib-serp');
        const actionBar = cibSerp?.shadowRoot?.querySelector('cib-action-bar');
        const textarea = actionBar?.shadowRoot?.querySelector('#searchbox');
        if (textarea) {
            // Documentが存在する場合、処理を実行する
            clearInterval(interval);

            textarea?.addEventListener(
                "keydown",
                (event) => {
                    if (event.key === "Enter"){
                        if( event.isComposing ){
                            event.target.dataset.isComposing = 'true';
                            event.stopPropagation();
                        } else {
                            delete event.target.dataset.isComposing;
                        }
                    }
                },
                { capture: true }
            );
            textarea?.addEventListener(
                "keyup",
                (event) => {
                    if (event.key === "Enter" && event.target.dataset.isComposing === 'true') {
                        event.stopPropagation();
                    }
                },
                { capture: true }
            );
        }
    }
};

https://stackoverflow.com/questions/13917047/how-to-get-a-content-script-to-load-after-a-pages-javascript-has-executed