v2.78.0

This release introduces support for .NET 9 and drops support for .NET 6, with a wide range of bug fixes and improvements.
A big thank you to @filzrev for continuous improvements to DocFX and to @SimonCropp for the substantial contributions to code quality in this project!

What's Changed

💥 Breaking Changes

• feat: Add .NET 9 support (and drop .NET 6 support) by @filzrev in #10239
• feat: Change generated HTML encoding to UTF-8N (without BOM) by @filzrev in #10069

🎉 New Features

• feat: Remove Node.js runtime dependencies from docfx tools by @filzrev in #10066
• feat: UseClrTypeNames: new option to indicate that the output must use the CLR type names instead of the language specific aliases by @Patrick8639 in #10072
• feat: pdfHeaderTemplate/pdfFooterTemplate supports value as file path by @yufeih in #10099
• feat: expose type through the toc by @frarees in #10090
• feat: Add CancellationToken support for RunBuild.Exec by @filzrev in #10185
• feat: add AllowUnsafeBlocks supports for source code based metadata generation by @filzrev in #10175
• feat: Add System.Text.Json serialization/deserialization supports by @filzrev in #10217

🐞 Bug Fixes

• fix: PDF Header/Footer pages size by @filzrev in #10100
• fix: missing delegate group name by @frarees in #10114
• fix: prevent the first navbar element from being set as active unnecessarily in the modern template by @KubaZ2 in #10204
• fix: NullReferenceException thrown when running tests in parallel by @filzrev in #10181
• fix: change link as plaintext if API is excluded by @filzrev in #10300
• fix: suppress assembly load warning for wpf 8.0 project by @yufeih in #10303

📄 Documentation

• docs: update ConceptualDocumentProcessor reference by @emmanuel-ferdman in #10237
• docs: Update Version in "Use the NuGet Library" by @RiPont in #10233
• docs: Add Publish from Azure DevOps by @kale-swapnil in #10213
• docs: fixed article a/an in config.md by @MorkovnySok in #10272
• docs: Add node.js as prerequisite by @filzrev in #10299
• docs: Document the xref nameWithType option by @AArnott in #10368

New Contributors

• @frarees made their first contribution in #10090
• @KubaZ2 made their first contribution in #10204
• @emmanuel-ferdman made their first contribution in #10237
• @RiPont made their first contribution in #10233
• @kale-swapnil made their first contribution in #10213
• @MorkovnySok made their first contribution in #10272
• @AArnott made their first contribution in #10368

Full Changelog: v2.77.0...v2.78.0