Sentence-case not working in APA

[yochem]

APA requires titles to only capitalize:

• The first letter of the title
• The first letter of the subtitle (so after the :)
• The first letter of proper nouns

Currently:

alpaydin2014:
  type: book
  title: Introduction to Machine Learning
  author: Alpaydin, Ethem
  date: 2014
  publisher: 'The MIT Press'
  edition: 3

$ hayagriva --version
Hayagriva CLI 0.4.0
$ hayagriva refs.yml reference --key alpaydin2014 --style apa
Alpaydin, E. (2014). Introduction to Machine Learning (3rd ed.). The MIT Press.

Expected: Alpaydin, E. (2014). Introduction to machine learning (3rd ed.). The MIT Press.

[yochem]

I see https://github.com/citation-style-language/styles/issues/6509 now. It is recommended to proper case your titles yourself.