Implement correlated errors, traces, and structured logs with PII redaction. Use when "add logging", "instrument this", or wiring Sentry/Langfuse. Plan-only audit → plan-error-handling. Sentry triage → debug-sentry-monitor.
Install
npx skills add kensaurus/skills --skill backend-observabilitynpx skills add kensaurus/skills --skill backend-observability -a claude-code -gnpx skills add kensaurus/skills --skill backend-observability -a codex -ggemini skills install https://github.com/kensaurus/skills.git --path skills/backend-observabilitygh skill install kensaurus/skills backend-observabilitygit clone --depth 1 https://github.com/kensaurus/skills /tmp/kensaurus__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/kensaurus__skills/skills/backend-observability ~/.claude/skills/backend-observability # Claude Code
cp -R /tmp/kensaurus__skills/skills/backend-observability ~/.agents/skills/backend-observability # Codex, Cursor, Gemini CLI, Copilot, OpenCode