v0.21.0

🚀 Features

• Add optional application attribute to auth tokens (#622) @robbevp
• Use resize_to_cover instead of resize_to_fit for all images (#618) @robbevp

🧰 Maintenance

• Add rubocop explicitly as a dependency (#587) @chvp
• Use explicit link to channel to fix download failure (#579) @chvp
• Enable rails health check in routes (#565) @robbevp
• Add ruby-lsp to development gems (#566) @robbevp