curl --request POST \
  --url http://dolphinflashcards.com/api/import-anki-flashcards \
  --header 'Content-Type: multipart/form-data' \
  --form jwtToken=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VySUQiOiIxMjM0NSJ9.abc123... \
  --form folder=Languages/Spanish \
  --form 'flashcardName=Spanish Vocabulary' \
  --form 'flashcardDescription=Imported from Anki deck' \
  --form termField=Front \
  --form definitionField=Back \
  --form stripHtml=true \
  --form file=@example-file

{
  "flashcardID": "987654321"
}