Prepare the repository for 1.0.0-beta.1 versioning and release notes. Tasks - [ ] Decide on version source (Directory.Packages.props or csproj PackageVersion) - [ ] Bump library/package version to 1.0.0-beta.1 - [ ] Create annotated git tag v1.0.0-beta.1 - [ ] Draft GitHub Release with highlights and artifact links Acceptance Criteria - [ ] Version appears in NuGet package(s) - [ ] Tag and GitHub Release published with notes Parent: #76