v1.0: First stable version.

What's Changed

• Add undocumented condition base-branch by @afuh in #40
• Add label matching for authors by @Serubin in #45
• Add GOPROXY by @nlohmann in #49
• Support Append-only mode by @srvaroa in #47
• Update google/go-github/v50 by @srvaroa in #55

New Contributors

• @afuh made their first contribution in #40
• @Serubin made their first contribution in #45
• @nlohmann made their first contribution in #49

Full Changelog: v0.9...v1.0