package:build v2.5.0

User-visible changes:

• Improved performance for large builds. More performance improvements
  will follow, if your workflow is affected by slow build_runner performance
  then please consider sharing details at
  https://github.com/dart-lang/build/discussions.
• Improved logging: show what builders are running and, for long-running
  builders, where the time is spent.
• AssetNotFoundException now also reports the missing path.

Versions:

• Bump the min sdk to 3.7.0.
• Use build_test 3.0.0.
• Use build_runner_core 9.0.0.

Internal changes:

• Add package:build/src/internal.dart for use by build_resolvers,
  build_runner_core and build_test.
• Refactor PathProvidingAssetReader to AssetPathProvider.
• Refactor MultiPackageAssetReader to internal AssetFinder.
• Add internal Filesystem that backs AssetReader and AssetWriter
  implementations.
• Refactor CachingAssetReader to FilesystemCache.
• Refactor BuildCacheReader to BuildCacheAssetPathProvider.
• Refactor FileBasedAssetReader and FileBasedAssetWriter to ReaderWriter.
• Move BuildStepImpl to build_runner_core, use SingleStepReader directly.
• Add LibraryCycleGraphLoader for loading transitive deps for analysis.
• Track resolver dependencies as library cycle graphs.
• Ignore deprecated analyzer API usages.