Update Changelog

Analyze git history since last changelog update and draft entries for notes/changelog.md.

Quick Start

git log -1 --format="%H" -- notes/changelog.md  # baseline
git log <hash>..HEAD --oneline --no-merges       # commits
git diff <hash>..HEAD --name-only                # files

Draft entries → get approval → add to [Latest additions] section.

What to Include

User-facing:

• New commands, features, UI changes
• Bug fixes users would notice
• Tool/integration improvements

Major technical:

• Architecture changes
• New integrations or services
• Performance improvements
• Security updates

Exclude:

• CLAUDE.md, README.md, CONTRIBUTION.md
• Minor refactoring, code cleanup
• Dev tooling config (ruff, mypy)
• Test-only changes, skills

Entry Format

**Added:**
• Feature (what it does for users)

**Changed:**
• Improvement description

Style Guide

Length: 1-2 lines max. If longer, split or simplify.

Patterns:

• Feature: Feature name: what it does for users
• Command: /command to do X
• Rename: Renamed /old → /new
• Tech context: (optional detail) at end

Start with:

• Noun (feature name)
• Verb (Support, Improve)
• Command (/name)

Avoid:

• "Added support for..." → just "Support for..."
• Implementation-only descriptions
• Entries over 2 lines

Bullets: Always use • (not -)

Release Version

When user says "release X.Y.Z":

1. Move [Latest additions] content to new **[X.Y.Z] - YYYY-MM-DD** section
2. Update version in:
   • pyproject.toml
   • letta_bot/__init__.py
3. Leave [Latest additions] empty with **Added:** and **Changed:** placeholders