SovSkeletonTrans/config/packages/a2lix.yaml

a2lix_translation_form:
  locale_provider: default       # [1]
  locales: [ fr, en ]              # [1-a]
  default_locale: fr             # [1-b]
  required_locales: [ ]         # [1-c]
#  templating: "@A2lixTranslationForm/bootstrap_4_layout.html.twig"      # [2]


#  [1] Custom locale provider service id. Default one relies on [1-*] values:
#    [1-a] List of translations locales to display
#      [1-b] Default locale
#      [1-c] List of required translations locales
#  [2] The default template is Twitter Bootstrap compatible. You can redefine your own here