log-summary-date-ranges

Guidance for analyzing log files and generating summary reports with counts aggregated across multiple date ranges and severity levels. This skill applies when tasks involve parsing log files by date, counting occurrences by severity (ERROR, WARNING, INFO), and outputting structured CSV summaries across time periods like "today", "last 7 days", or "last 30 days".

$ インストール

git clone https://github.com/letta-ai/skills /tmp/skills && cp -r /tmp/skills/ai/benchmarks/letta/terminal-bench-2/trajectory-feedback/log-summary-date-ranges ~/.claude/skills/skills

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