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usage-logging

Session-aware usage logging for audit trails, cost tracking, and analytics with JSONL format.Triggers: usage logging, audit trails, cost tracking, session logging, analytics, structured logging, JSONLUse when: implementing audit trails, tracking costs, collecting usage analytics, managing session loggingDO NOT use when: simple operations without logging needs.Consult this skill when implementing usage logging and audit trails.

$ Installer

git clone https://github.com/athola/claude-night-market /tmp/claude-night-market && cp -r /tmp/claude-night-market/plugins/leyline/skills/usage-logging ~/.claude/skills/claude-night-market

// tip: Run this command in your terminal to install the skill