v0.81.0

• [Breaking]: Drop support for Node.js < 18.18. (#1351 by @vzaidman)
• [Breaking]: Custom resolvers must now return absolute, real paths for any successful resolution. (3b3e0aa by @robhogan)
• [Breaking]: Don't call context.redirectModulePath from default resolver, use a fixed browser field spec implementation. (5e96d17 by @robhogan)
• [Breaking] Resolver: Reserve import specifiers beginning '#' exclusively for future subpath imports support. (c1c80c7 by @robhogan)
• [Breaking]: Disallow Haste modules with separators and Haste packages with invalid package names. (4e9cc4b by @robhogan)
• [Feature]: Expose ResolutionContext.fileSystemLookup for performing file and directory existence checks and resolving real paths. (3b3e0aa by @robhogan)
• [Feature]: Add onClose option to Metro.runServer configuration to provide a callback called when Metro is fully torn down. (b3f141f by @vzaidman)
• [Fix]: Potential "hub is undefined" error during transform due to Babel cache pollution. (#1340 by @vzaidman)
• [Fix]: Fix #1347, symlinked packages not respecting package.json redirections. (#1349 by @robhogan)
• [Fix]: metro-memory-fs: Respect force in rmSync. (a792d85 by @robhogan)
• [Fix]: Don't eagerly create empty cache directories during getDefaultConfig. (bfd9473 by @robhogan)
• [Fix]: Invalidate transform cache on changes to inline-requires implementation. (7d02e17 by @robhogan)
• [Fix]: Resolver: Treat absolute path specifiers on Windows with the same strictness as posix, and allow absolute paths without drive letters. (8f7e000 by @robhogan)

NOTE: Experimental features are not covered by semver and can change at any time.

• [Experimental]: Remove redundant unstable_enableSymlinks - symlink support is stable and always-on. (e52b5ff by @robhogan)
• [Experimental]: Implement transformer.unstable_memoizeInlineRequires to optimise inlined access. (#1346 by @robhogan).
• [Experimental]: Add unstable_server_log, unstable_server_menu_updated, and unstable_server_menu_cleared reporter events (616f437 by @huntie)

Full Changelog: v0.80.11...v0.81.0