Update skills: add website-creator, mql-developer, ecommerce-astro

Changes:
- Add FAL_KEY and GEMINI_API_KEY to .env.example
- Update picture-it to use ~/.config/opencode/.env (unified creds)
- Remove shodh-memory skill (no longer used)
- Remove alphaear-* skills (deprecated)
- Remove thai-frontend-dev skill (replaced by website-creator)
- Remove theme-factory skill
- Add mql-developer skill (MQL5 trading)
- Add ecommerce-astro skill (Astro e-commerce)
- Add website-creator skill (Next.js + Payload CMS)
- Update install script for new skills

skills/website-creator/seo-multi-channel/scripts/requirements.txt

@@ -0,0 +1,40 @@
+# SEO Multi-Channel Generator - Dependencies
+
+# Thai language processing
+pythainlp>=3.2.0
+
+# HTTP and API requests
+requests>=2.31.0
+aiohttp>=3.9.0
+
+# Configuration and environment
+python-dotenv>=1.0.0
+
+# YAML parsing for templates
+pyyaml>=6.0.1
+
+# Data handling
+pandas>=2.1.0
+
+# Date/time handling
+python-dateutil>=2.8.2
+
+# Image processing (for image generation/edit integration)
+Pillow>=10.0.0
+
+# Markdown processing (for blog posts)
+markdown>=3.5.0
+python-frontmatter>=1.0.0
+
+# Git operations (for auto-publish)
+GitPython>=3.1.40
+
+# Utilities
+tqdm>=4.66.0  # Progress bars
+rich>=13.7.0  # Beautiful console output
+
+# Optional: For async operations
+asyncio>=3.4.3
+
+# Optional: For advanced text processing
+nltk>=3.8.0  # Only if needed for English NLP