Plugin Validator Comprehensive validation for Claude Code marketplace plugins. Self-Evolving Skill : This skill improves through use. If instructions are wrong, parameters drifted, or a workaround was needed — fix this file immediately, don't defer. Only update for real, reproducible issues. When to Use This Skill Use this skill when: - Validating plugin structure before release - Auditing hooks for silent failures - Checking plugin.json syntax and required fields - Verifying skill file formatting and frontmatter Quick Start Validation Phases Phase 1: Structure Validation Check plugin directo…