refactor: compose exact current-format readers#8024

Xuanwo wants to merge 2 commits into

xuanwo/exact-version-stack-06-writerslance-format/lance:xuanwo/exact-version-stack-06-writersfrom

xuanwo/exact-version-stack-07-readerslance-format/lance:xuanwo/exact-version-stack-07-readersCopy head branch name to clipboard