Instead of resin printing them yourself, check out JLCPCBs offerings. I use a version from sporkus:
github.com/sporkus/…/Choc

PseudoMakeMeKeyCapProfiles/stl/Choc at master · sporkus/PseudoMakeMeKeyCapProfiles
Parametric Key Caps. Contribute to sporkus/PseudoMakeMeKeyCapProfiles development by creating an account on GitHub.
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