Merge pull request #527 from ufownl:feature/gemma2_secondary_eos

PiperOrigin-RevId: 740327973

Fix PaliGemma models.

PiperOrigin-RevId: 736483021

Add note on weight update and improve error message

PiperOrigin-RevId: 621849989

Merge pull request #97 from ufownl:feature/topk_flag

PiperOrigin-RevId: 615772458

Set up GitHub Actions CI.

PiperOrigin-RevId: 609411485