app/javascript/flavours/glitch/entrypoints/error.ts
import '@/entrypoints/public-path';
import ready from 'flavours/glitch/ready';
ready(() => {
const image = document.querySelector<HTMLImageElement>('img');
if (!image) return;
image.addEventListener('mouseenter', () => {
image.src = '/oops.gif';
});
image.addEventListener('mouseleave', () => {
image.src = '/oops.png';
});
}).catch((e: unknown) => {
console.error(e);
});