Added #

• Initial release of comment_lint package
• Core comment style linting functionality
• Auto-fixing capabilities for comment violations
• Support for intelligent comment rules:
  • Comments should end with periods
  • Uppercase headers should not have periods
  • No periods after colons/commas
  • Multi-line continuation comment handling
• Blank line enforcement between comments and code
• Cross-platform support (Windows, macOS, Linux)
• CI/CD integration with proper exit codes
• Comprehensive CLI with options:
  • --check for CI/CD mode
  • --dry-run for preview mode
  • --verbose for detailed output
• Smart pattern ignoring:
  • Generated files (*.g.dart)
  • License headers
  • TODOs, FIXMEs, URLs
  • Analyzer ignore directives
• Example files and documentation
• Bash script core with Dart CLI wrapper