feat(reference-curator): Add pipeline orchestrator and refactor skill format

Pipeline Orchestrator:
- Add 07-pipeline-orchestrator skill with code/CLAUDE.md and desktop/SKILL.md
- Add /reference-curator-pipeline slash command for full workflow automation
- Add pipeline_runs and pipeline_iteration_tracker tables to schema.sql
- Add v_pipeline_status and v_pipeline_iterations views
- Add pipeline_config.yaml configuration template
- Update AGENTS.md with Reference Curator Skills section
- Update claude-project files with pipeline documentation

Skill Format Refactoring:
- Extract YAML frontmatter from SKILL.md files to separate skill.yaml
- Add tools/ directories with MCP tool documentation
- Update SKILL-FORMAT-REQUIREMENTS.md with new structure
- Add migrate-skill-structure.py script for format conversion

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

custom-skills/43-jamie-youtube-manager/desktop/SKILL.md

@@ -1,11 +1,3 @@
----
-name: jamie-youtube-manager
-description: |
-  YouTube Channel Manager and SEO Auditor for Jamie Plastic Surgery Clinic (제이미성형외과). Includes CLI scripts for API-based channel/video management and SEO audit capabilities. Check video status, get channel statistics, fetch video info from URLs, batch update metadata, and audit videos for SEO optimization (title, description, tags, timestamps, schema). Use when working with Jamie YouTube content - triggers: "YouTube 감사", "유튜브 SEO", "video audit", "check video", "channel status", "영상 최적화", "챕터 확인".
-allowed-tools: Read, Glob, Grep, Write, Edit, Bash, WebFetch
-license: Internal-use Only
----
-
 # Jamie YouTube Manager Skill
 
 > **Purpose**: YouTube Channel SEO Auditor & Content Manager for Jamie Plastic Surgery Clinic