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/templates/x_thread.yaml

@@ -0,0 +1,197 @@
+# X (Twitter) Thread Template
+channel: x_twitter
+priority: 5
+language: [th, en]
+
+# Thread structure
+structure:
+  thread_length:
+    min_tweets: 5
+    max_tweets: 10
+    optimal_tweets: 7-8
+    
+  tweet_types:
+    - hook_tweet:
+        position: 1
+        max_chars: 280
+        purpose: "Grab attention, promise value"
+        thai_note: "Thai may need more chars due to compound words"
+        
+    - context_tweet:
+        position: 2
+        max_chars: 280
+        purpose: "Set context, explain why this matters"
+        
+    - body_tweets:
+        position: "3 to (n-2)"
+        count: "2-6"
+        max_chars: 280
+        purpose: "Deliver main content, one idea per tweet"
+        
+    - summary_tweet:
+        position: "n-1"
+        max_chars: 280
+        purpose: "Summarize key points"
+        
+    - cta_tweet:
+        position: n
+        max_chars: 280
+        purpose: "Call-to-action, engagement question"
+
+# Tweet specifications
+tweet:
+  max_chars: 280
+  thai_considerations:
+    - "Thai characters count as 1 char each"
+    - "No spaces between words - can pack more meaning"
+    - "Recommended: 200-250 Thai chars for readability"
+    
+  hashtags:
+    recommended_count: 2-3
+    max_count: 5
+    placement: "end_of_tweet"
+    thai_english_mix: true
+    
+  emojis:
+    recommended: true
+    per_tweet: "1-3"
+    purpose: "Visual break, emphasis"
+    
+  mentions:
+    max_recommended: 2
+    placement: "end_of_tweet"
+    
+  media:
+    images:
+      count: "1-4 per tweet"
+      size: "1200x675 (16:9) or 1080x1080 (1:1)"
+      
+    video:
+      max_duration: "2min 20sec"
+      recommended: "30-90sec"
+      size: "1280x720 or 1920x1080"
+      
+  thread_title:
+    optional: true
+    format: "image_with_text"
+    purpose: "Hook before first tweet"
+
+# Hook formulas
+hooks:
+  curiosity:
+    - "I was wrong about [common belief]."
+    - "The real reason [outcome] happens isn't what you think."
+    - "[Impressive result] — and it only took [short time]."
+    
+  story:
+    - "Last week, [unexpected thing] happened."
+    - "3 years ago, I [past state]. Today, [current state]."
+    
+  value:
+    - "How to [outcome] (without [pain]):"
+    - "[Number] [things] that [result]:"
+    - "Stop [mistake]. Do this instead:"
+    
+  contrarian:
+    - "Unpopular opinion: [bold statement]"
+    - "[Common advice] is wrong. Here's why:"
+
+# Engagement optimization
+engagement:
+  best_posting_times:
+    thailand:
+      - "7:00-9:00 (morning commute)"
+      - "12:00-13:00 (lunch break)"
+      - "19:00-21:00 (evening)"
+    global:
+      - "9:00-12:00 EST"
+      
+  posting_frequency:
+    threads_per_week: "2-4"
+    replies_per_day: "10-20"
+    
+  follow_up:
+    reply_to_comments: true
+    pin_best_thread: true
+    cross_promote: true
+
+# Output configuration
+output:
+  variations: 3  # Complete thread variations
+  format: json
+  include_thread_title: true
+  include_visual_suggestions: true
+  
+# Quality requirements
+quality:
+  min_score: 70
+  checks:
+    - hook_strength
+    - value_density
+    - clarity
+    - engagement_potential
+    - thai_language_quality
+    - brand_voice_alignment
+
+# API readiness (for future Twitter API v2 integration)
+api_ready:
+  platform: twitter
+  api_version: "2.0"
+  endpoint: "/2/tweets"
+  method: POST
+  
+  field_mapping:
+    text: tweet.text
+    media: tweet.media.media_keys
+    reply_settings: tweet.reply_settings
+    thread: "use in_reply_to_user_id"
+    
+  future_integration_notes:
+    - "Add media upload via POST /2/media"
+    - "Use media_keys to attach to tweet"
+    - "For threads: chain tweets with in_reply_to_user_id"
+    - "Add poll creation support"
+    - "Add quote_tweet support"
+    - "Schedule tweets with scheduled_at"
+
+# Thread templates
+templates:
+  how_to_thread:
+    structure:
+      - "Hook: How to [outcome] without [pain]"
+      - "Context: Why this matters"
+      - "Step 1"
+      - "Step 2"
+      - "Step 3"
+      - "Step 4"
+      - "Summary + CTA"
+      
+  list_thread:
+    structure:
+      - "Hook: [Number] [things] that [result]"
+      - "Context: Why these matter"
+      - "Item 1 + explanation"
+      - "Item 2 + explanation"
+      - "Item 3 + explanation"
+      - "Item 4 + explanation"
+      - "Item 5 + summary"
+      
+  story_thread:
+    structure:
+      - "Hook: Story setup"
+      - "Background context"
+      - "Challenge/problem"
+      - "Action taken"
+      - "Result"
+      - "Lesson learned"
+      - "CTA for engagement"
+      
+  contrarian_thread:
+    structure:
+      - "Hook: Unpopular opinion"
+      - "Common belief"
+      - "Why it's wrong"
+      - "Better alternative"
+      - "Evidence/examples"
+      - "Actionable advice"
+      - "Question for engagement"