v0.9.3

What's Changed

• refactor: background worker logic into functions by @steve-chavez in #134
• chore: use latest stable nixpkgs globally by @steve-chavez in #137
• Fix malformed headers by @steve-chavez in #136
• bump to 0.9.3 by @steve-chavez in #138

Full Changelog: v0.9.2...v0.9.3