chore(gitignore): add working files and temporary prompts to ignore list

Added to .gitignore:
- medium-content-pro 2/* (duplicate folder)
- ARTICLE-FEEDBACK-AND-OPTIMIZED-VERSION.md
- CLAUDE-CODE-LOCAL-MAC-PROMPT.md
- CLAUDE-CODE-SEO-FIX-COPYPASTE.md
- GITHUB_ISSUE_RESPONSES.md
- medium-content-pro.zip

These are working files and temporary prompts that should not be committed.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 (1M context) <noreply@anthropic.com>

.gitignore

@@ -17,6 +17,11 @@ PROMPTS.md
 medium-content-pro/*
 documentation/GIST_CONTENT.md
 documentation/implementation/*__pycache__/
-
+medium-content-pro 2/*
+ARTICLE-FEEDBACK-AND-OPTIMIZED-VERSION.md
+CLAUDE-CODE-LOCAL-MAC-PROMPT.md
+CLAUDE-CODE-SEO-FIX-COPYPASTE.md
+GITHUB_ISSUE_RESPONSES.md
+medium-content-pro.zip
 # Archive folder (historical/backup files)
 archive/