failure-log-managerlisted

# Failure Log Manager Manages the persistent failure log at `.claude/failure-log.local.md` to prevent repeating mistakes across sessions. ## Activation Triggers This skill activates when: - User asks to log a mistake or failure - A pattern violation or error is detected - User wants to review known mistakes - Adding, viewing, or managing failure entries ## File Location ``` .claude/failure-log.local.md ``` This file is project-specific and should be in `.gitignore`. ## File Format ```markdown --- enabled: true last_updated: 2026-01-01T10:30:00Z --- # Failure Log ## Pattern Mistakes ### [YYYY-MM-DD] Brief title **Context:** What was being done **Mistake:** What went wrong **Correct:** What should be done instead **Category:** imports|security|testing|architecture|conventions ## Failed Approaches ### [YYYY-MM-DD] Brief title **Context:** What was being attempted **What failed:** Why the approach didn't work **Better approach:** What works instead **Category:** imports|security|testing|architecture|conventions ``` ## Categories | Category | Description | Examples | |----------|-------------|----------| | `imports` | Wrong import patterns | Relative imports, missing aliases | | `security` | Missing security checks | No permission classes, exposed secrets | | `testing` | Wrong test approaches | unittest vs pytest, missing fixtures | | `architecture` | Structural mistakes | Wrong file locations, missing layers | | `conventions` | Code style violations | Naming, forma