Notable Changes
- metadata: Preserve TOC item IDs when cloning memory metadata reader (#843), thanks to @vadimberezniker
- Refactor metadata store (#844)
- estargz: Ignore NumLink field when encoding TOC (#822)
- Add docs about how to build eStargz (#845)
- Drop support for containerd 1.4.x (EOL) (#832)
- Docs: fix broken link in estargz.md (#823), thanks to @liubin
- Remove typo in comment (#805), thanks to @fatelei