chore: add project config files and assets

- Add Claude plans directory
- Add original logo art assets
- Add DevTools options
- Add Core API spec documentation
- Add iOS/macOS Podfiles
- Add logs/ to gitignore

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

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

.gitignore

@@ -119,3 +119,4 @@ secrets/
 
 # Uploads (reference images, not tracked)
 uploads/
+logs/