rewrite history

[maybeanerd]

after cleaning up the code to make it open-source ready, we want to remove all past commits to make sure no tokens or flint.gg codebase is leaked:

https://stackoverflow.com/questions/9683279/make-the-current-commit-the-only-initial-commit-in-a-git-repository

TODOs:

• [x] clean up code as much as possible (dependencies, files, css, etc.)
• [x] hashtag to keep posts
• [x] default setting for removing posts
• [x] update readme
• [x] merge all commits into a single one