Added #

• Core digit conversion:
  • toKhmerDigits(String)
  • toLatinDigits(String)
• Number formatting:
  • KhmerNumberFormat.decimal(...)
  • KhmerNumberFormat.currencyKHR(...)
  • KhmerCompactNumberFormat
  • KhmerPercentFormat
• Date formatting:
  • KhmerDateFormat(pattern, ...)
  • Presets: shortDate, mediumDate, fullDate, fullDateTime
  • Khmer month/weekday data and Buddhist Era support
• Extensions:
  • int.toKhmerDigits()
  • String.toKhmerDigits()
  • String.toLatinDigits()
  • num.toKhmerCurrency(...)
  • num.toKhmerCompact(...)
  • num.toKhmerPercent(...)
  • DateTime.toKhmerDate(...)
  • DateTime.toKhmerRelativeTime(...)
• Relative time helper:
  • KhmerRelativeTime.format(...)
• Plural helper:
  • khmerPlural(...)
• Khmer lunar date model (approximate):
  • KhmerLunarDate.fromGregorian(...)
• Example app enhancements:
  • Expanded demo UI covering all major features
  • Example Khmer LocalizationsDelegate
• Documentation improvements:
  • Updated main README.md for pub.dev
  • Added detailed example/README.md guide with demo code and sample results
  • Added screenshot previews

Changed #

• Migrated from template scaffold files to package-focused API surface.
• Replaced default tests with feature-oriented tests.
• Updated lint configuration for pure Dart package workflow.

Fixed #

• Resolved invalid number-format subclassing issues.
• Fixed extension recursion/namespace collisions.
• Corrected analyzer/test issues across package and example.