docs: CHANGELOG, v0.1.0-alpha.2, release notes workflow

[cedoor]

Summary

• Adds root CHANGELOG.md in Keep a Changelog format and documents v0.1.0-alpha.2 (this change set).
• Bumps the published squid crate to 0.1.0-alpha.2.
• Adds .cursor/rules/changelog.mdc: merge PRs should append to ## [Unreleased]; that block is promoted when cutting the next version.
• Registers the rule in CLAUDE.md.

Closes #26.

Post-merge

Tag and GitHub Release for v0.1.0-alpha.2 should be created from main after merge.

Summary by CodeRabbit

• Documentation

  • Added CHANGELOG.md documenting release history and version changes.

• Chores

  • Bumped package version to 0.1.0-alpha.2.

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Project	Deployment	Actions	Updated (UTC)
poulpy-js-demo	Building	Preview, Comment	Apr 28, 2026 1:35pm

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 13edf058-ebe5-499a-b33b-79ecf2a82e49

📥 Commits

Reviewing files that changed from the base of the PR and between 0539da5 and 69bbc53.

⛔ Files ignored due to path filters (1)

• Cargo.lock is excluded by !**/*.lock

📒 Files selected for processing (4)

• .cursor/rules/changelog.mdc
• CHANGELOG.md
• CLAUDE.md
• crates/squid/Cargo.toml

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📝 Walkthrough

Walkthrough

This pull request introduces a structured changelog system by adding CHANGELOG.md in Keep a Changelog format, defining Cursor rules for changelog maintenance, updating documentation references, and bumping the package version to 0.1.0-alpha.2.

Changes

Cohort / File(s)	Summary
Changelog Infrastructure .cursor/rules/changelog.mdc, CHANGELOG.md	Added changelog file following Keep a Changelog conventions and defined workflow rules for maintaining [Unreleased] section and cutting releases with version bumps, Git tags, and link updates.
Documentation Index CLAUDE.md	Added reference to new changelog rule file documenting Keep a Changelog policy and merge requirements.
Package Manifest crates/squid/Cargo.toml	Bumped package version from 0.1.0-alpha.1 to 0.1.0-alpha.2 to reflect changelog feature introduction.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Poem

🐰 A changelog now greets the release,
With [Unreleased] to find us peace,
Keep it tidy, bump with care,
Version notes recorded fair! 📝✨

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch docs/changelog-issue-26

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