Phase-Gated Debugging Overview AI coding agents see an error and immediately edit code. They guess at fixes, get it wrong, and spiral. This skill enforces a strict 5-phase protocol where you CANNOT edit source code until the root cause is identified and confirmed. Based on claude-debug (full plugin with PreToolUse hook enforcement). When to Use Use this skill when: - a bug keeps getting "fixed" without resolving the underlying issue - you need to slow an agent down and force disciplined debugging before code edits - the failure is intermittent, a regression, performance-related, or otherwise…