Add .editorconfig and update biome
f6d1e094
Biome can use .editorconfig, so use consistent settings. Also refactors biome.json to use ubiquitously in the project. Unfortunately, markdown files - which we can hopefully associate .mdx files with - aren't supported yet. See https://github.com/biomejs/biome/issues/3718.
11 file(s) · +101 −83