chore(master): release 2.2.0

[github-actions]

🤖 I have created a release beep boop

2.2.0 (2026-05-24)

Features

• notifier supports custom system notification callback (392093e)
• support devenv tasks (#447) (5828bdb)
• the unique component can use custom comparison callback (c9a1207)

Bug Fixes

• experimental_wrap_builtins no longer briefly enabled by default (#512) (2cc93e9)
• go-task: support go-task binary for Arch Linux (#511) (a93d9f6)
• guard against deleted buffer in vim.schedule callbacks (#514) (3d0c7e7)
• mix: call callback after successfully parsing tasks (#494) (1f9fa0b)
• validate opts.cmd in task constructor (#504) (a219444)

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