SOURCE_URL=https://github.com/BookStackApp/BookStack/archive/refs/tags/v21.12.4.tar.gz SOURCE_SUM=3af6ee1dbcdcd519dc2e42b277c845678162154f7f15d37457d62e6e8f7eea5a SOURCE_SUM_PRG=sha256sum SOURCE_FORMAT=tar.gz SOURCE_IN_SUBDIR=true SOURCE_EXTRACT=true SOURCE_FILENAME=bookstack.tar.gz