Love the Macintosh desktop app, but I can't spell well. Please add spell checking. (I think it is built in electron, but it appears you can do spell check even in electron.)

For example, here is a module to help:
https://www.npmjs.com/package/electron-spell-check-provider
-Or-
https://github.com/electron-userland/electron-spellchecker
-Or-
there are others avaialble...see...need spell checking...