This project uses webpack to create bookmarklets for Advent of Code 2021.
It is continously deployed to Heroku: https://aoc-solutions.herokuapp.com/.
Here is a quick illustration of how you can use the bookmarklets to get a solution
The bookmarklets include a check if they are executed on adventofcode.com and won't do anything anywhere else.
if(window.location.host === 'adventofcode.com' )