Add comprehensive .gitignore and clean up repository

[Rektoooooo]

Summary

This PR adds a comprehensive .gitignore file and removes tracked files that should not be in version control.

Changes Made

• ✅ Added comprehensive .gitignore file with patterns for:

  • Xcode IDE files and user settings (xcuserdata/, *.xcuserstate)
  • Swift and iOS development files
  • macOS system files (.DS_Store, etc.)
  • Common editor files (Vim, VS Code, JetBrains)
  • Package manager files and build artifacts
  • Environment configuration files

• 🗑️ Removed the following tracked files from the repository:

  • All .DS_Store files (macOS system files)
  • Xcode user-specific data (UserInterfaceState.xcuserstate)
  • Other IDE and system-generated files

Impact

• Cleaner repository without system and IDE-specific files
• Prevents future commits of unwanted files
• Better collaboration experience for developers using different IDEs/systems
• Follows best practices for iOS/Swift projects

Testing

• Verified all unwanted files have been removed from tracking
• Confirmed .gitignore patterns cover common development scenarios
• Repository builds and runs correctly after cleanup