v0.22.8

What's Changed

• Add a TL;DR to the README (English and Japanese) by @tekapo in #24
• Add a bilingual user manual site for GitHub Pages by @tekapo in #25
• Add Mac screenshots to the user manual and fix the backup description by @tekapo in #27
• Shorten the READMEs and point to the user manual site by @tekapo in #28
• Add a user manual link to the About screens (#23) by @tekapo in #29
• Add an Android screenshot to the user manual (#23) by @tekapo in #30
• Fill gaps in the user manual (en/ja) by @tekapo in #31
• Show pairing progress and errors reliably on the Android sync screen (#17) by @tekapo in #33
• Correct the pairing description in the user manual by @tekapo in #34
• Write album art, lyrics and miss-marker caches atomically (#20) by @tekapo in #35
• Sync: free-space check and safe parallel downloads; de-flake stats tests (#18, #19, #32) by @tekapo in #36
• Android: decode album and artist art downsampled (#22) by @tekapo in #37

Full Changelog: v0.22.3...v0.22.8