feat(hashline): upgrade to 4-char FNV-1a hashing and simplify edit API#177

rinadelph wants to merge 2 commits intompfaffenberger:mainmpfaffenberger/code_puppy:mainfrom

rinadelph:chore/hashline-edit-changesrinadelph/swarm_puppy:chore/hashline-edit-changesCopy head branch name to clipboard