lottie: support trim paths

dominikh

https://canilottie.com/shape-trim-path

drew-512

Hi there! ``` # wave hi 👋 ``` I noticed this repo only has licensing covered, so I'm thinking next is backup scripts and related CI tools?

drew-512

Lmk where I should jump into first!

dominikh

I don't know how that relates to this issue, but as for "Lmk where I should jump into first!": nowhere. I'm not accepting external contributions. Thanks!