v0.4.0

What's Changed

• improved support for wide (double width) characters, e.g. CJK, emoji
• added ht as a flake output (thx @MatrixManAtYrService)
• added 'Backspace' key support (thx @MatrixManAtYrService)
• added pid field to the init event, representing PID of the top-level process started by ht
• bumped MSRV to 1.84

Full Changelog: v0.3.0...v0.4.0