Github expand all comments and remove the ones with a specific smiley in the reactions

snippet.js

document.querySelectorAll('.show-outdated-button').forEach(function(e) { e.click() });
document.querySelectorAll('.review-comments').forEach(function(e) { 
   if (e.querySelector('.mr-1')) {  // hooray
     var comment = e.closest('.js-comment-container'); 
     comment.parentElement.removeChild(comment); 
   } 
});