v0.1.0-rc.21

fix: README npm install requires '@rc' suffix

We prefer to release preliminary versions under @rc for clearer
semantics. Thus there is no 0.1.0. There's could release a 0.1.0
technically, but wer'e probably just going to either do RC or not.

v0.1.0-rc.20

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.19

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.18

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.17

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.16

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.15

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.14

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.13

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

v0.1.0-rc.12

chore: clarify Homebrew Cask distinction and Brewfile usage

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>