This tool grabs the latest MIME type list from iana's website and parses them to neat Typescript union-type type declarations of all possible MIME types. These types can then be ported to your projects.
Latest update available at ./dist/latestUpdate.ts
Clone this repository.
Run npm i to install NPM dependencies.
Run npm run update to run the update script.
Observe new type declarations at /dist/latestUpdate.ts