Release v0.31.1

This is a hotfix patch for some issues with themes

What's Changed

• fix(ci): change checksum tool in macos by @jaeheonji in #1613
• Adding solarized-light by @TornaxO7 in #1608
• fix(readme): cargo install instructions by @a-kenji in #1616
• fix(ci): remove cachix environment by @a-kenji in #1617
• move: default.nix and shell.nix files from root by @a-kenji in #1618
• Readme: link to documentation pages in-text by @f0x52 in #1621
• build(deps): bump DeterminateSystems/update-flake-lock from 10 to 12 by @dependabot in #1624
• docs(contributing): document logging by @imsnif in #1627
• fix: theme not loading without config by @jaeheonji in #1631

New Contributors

• @TornaxO7 made their first contribution in #1608
• @f0x52 made their first contribution in #1621

Full Changelog: v0.31.0...v0.31.1