add more typing info and upgrade prettier #3725
Merged
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new type-only-imports feature.
tests are passing on my local machine (I was a bit confused by the two expected errors at first). You may want to regenerate package-lock.json yourself if you have (what I think is) a healthy level of distrust. I didn't add a malicious package to it, but there's nothing to immediately stop me from doing so.
The kind of change this PR does introduce