Add Homebrew CLI installation docs

[pessini]

Summary

• create and publish the Homebrew tap at https://github.com/pessini/homebrew-tap
• add the litedrop formula for the published @litedrop/cli 0.1.3 npm tarball
• document Homebrew CLI installation in the root and CLI READMEs

Closes #7

Verification

• npm view @litedrop/cli version dist.tarball --json
• curl -L "https://registry.npmjs.org/@litedrop/cli/-/cli-0.1.3.tgz" | shasum -a 256
• brew audit --strict --new pessini/tap/litedrop
• brew install --build-from-source pessini/tap/litedrop (formula built; link blocked by pre-existing /opt/homebrew/bin/litedrop from npm global install)
• /opt/homebrew/Cellar/litedrop/0.1.3/bin/litedrop --help
• npm run lint -- README.md cli/README.md

[chatgpt-codex-connector]

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Reviewed commit: 284480ea64

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[pessini]

Homebrew Checksum Download Failure

• Fixed: 1 issue across 1 file
• Deferred: 0
• Manual: 0

Commit: 089484f

Files modified:

• .github/workflows/cli-release.yml

[chatgpt-codex-connector]

💡 Codex Review

Here are some automated review suggestions for this pull request.

Reviewed commit: 089484f8b1

ℹ️ About Codex in GitHub

Your team has set up Codex to review pull requests in this repo. Reviews are triggered when you

• Open a pull request for review
• Mark a draft as ready
• Comment "@codex review".

If Codex has suggestions, it will comment; otherwise it will react with 👍.

Codex can also answer questions or update the PR. Try commenting "@codex address that feedback".

[pessini]

Harden CLI release tap updates

• Fixed: 2 issues across 1 file
• Deferred: 0
• Manual: 0

Commit: 0517ccb

Files modified:

• .github/workflows/cli-release.yml