Sync: update plugins, settings, archive skills, add new sessions and marketplaces
- plugins: update installed_plugins, known_marketplaces, install-counts-cache, blocklist; add agent-toolkit and cal-claude-plugins marketplaces
- settings.json: significant config changes (129 insertions, -129 deletions net)
- CLAUDE.md: minor update
- skills: remove json-pretty and save-doc (archived to _archive/save-doc)
- sessions: remove 2 old sessions, add 4 new sessions
- add command-permissions.json, permission-audit.jsonl, tmp/permissions-audit.md