• #787 Harden markdown write against parallel-build file locks

• #782 Add ExcludeMarkdownFiles config option
• #783 Reduce allocations on file-discovery and markdown hot paths

• #773 Include full list of invalid words in validation message

• #768 Skip CLAUDE.md when scanning for files
• #769 Perf

• #743 Open file via FileStream with ReadWrite sharing
• #744 exclude PackageOutputPath
• #746 Use Count checks instead of Any()
• #747 use HashSet for usedSnippets and usedIncludes
• #748 fix IncludeProcessor.AddInclude On2 list inserts
• #749 use Frozen for ContentValidation
• #750 Language Override per snippet

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• #742 Fixing # char in filename to link

• #524 Re-instate preserving of line endings
• #717 Add support for expressive code in snippets
• #719 Implement web-snippets
• #720 Include snippet indentation in output.
• #724 Fix round-tripping of web-snippet and add optional linking to alternate source file
• #726 detect newlines from git attributes and editor config
• #727 Missing stringbuilder return to cache
• #728 Fix file attrbutes not being set
• #729 Better Missing Closing Comment handling
• #730 Use HashSet for invalid filename characters
• #731 Better perf for TOC link generation
• #732 FileFinder separate sort+allocate operations
• #733 Remove unnecessary ToList() call on MissingSnippets
• #734 Refactor line removal logic in RemoveUntilMatch
• #735 Optimize ScrubPath to remove slashes efficiently
• #736 Optimize path separator removal in SnippetExtensions
• #737 Use more spans
• #738 Use frozen collections for improved performance