Nydus Image Service v2.2.1

Binaries download mirror (sync within a few hours): https://registry.npmmirror.com/binary.html?path=nydus/v2.2.1/

What's Changed

• nydus-image: fix a underflow issue in get_compressed_size() by @jiangliu in #1133
• backport fix/feature to stable 2.2 by @ccx1024cc in #1171
• [backport] contrib: upgrade runc to v1.1.5 by @adamqqqplay in #1191
• service: add README for nydus-service by @taoohong in #1199
• nydus: fix a possible panic caused by SubCmdArgs::is_present() by @jiangliu in #1195
• Backports two bugfixes from master into stable/v2.2 by @jiangliu in #1215
• [backport stable/v2.2] action: upgrade golangci-lint to v1.51.2 by @imeoer in #1217
• [backport] action: fix smoke test for branch pattern by @imeoer in #1237

Full Changelog: v2.2.0...v2.2.1