src/DotfilesLinker.Tests/FileLinkerServicePatternTests.cs:123

• The helper method name InvokeShouldIgnoreFile is misleading after updating to call ShouldIgnoreFileEnhanced; consider renaming it to InvokeShouldIgnoreFileEnhanced for clarity.

private bool InvokeShouldIgnoreFile(string fileName, HashSet<string> userIgnorePatterns)

src/DotfilesLinker/Utilities/PathUtilities.cs:36

• There are no unit tests for NormalizePath and NormalizePathForPatternMatching methods; consider adding tests to verify these normalization behaviors across platforms.

internal static string NormalizePath(string path)

.github/copilot-instructions.md:1

• [nitpick] This line duplicates the previous instruction about communicating in Japanese; consider removing the redundant entry to avoid confusion.

- やり取りは日本語で行います。

src/DotfilesLinker/Services/FileLinkerService.cs:337

• [nitpick] ShouldIgnoreFileEnhanced is quite long and handles multiple pattern types; consider splitting into smaller, focused helper methods to improve readability and maintainability.

private bool ShouldIgnoreFileEnhanced(string filePath, string fileName, bool isDir, HashSet<string> userIgnorePatterns)