Check if a given string is a valid dart package name.
npm install validate-dart-package-nameyarn add validate-dart-package-namepnpm add validate-dart-package-nameimport { validateDartPackageName } from 'validate-dart-package-name'
validateDartPackageName('foo_bar') // true
validateDartPackageName('foo-bar') // false
validateDartPackageName('FooBar') // false
validateDartPackageName('123') // false
validateDartPackageName('1_2_3') // false
validateDartPackageName('_foo_bar') // false