- Add exported property to ClassDef and FunctionDef entities
- Implement #[NoExport] compile-time attribute processing
- Exclude NoExport-marked declarations from library stub generation
- Preserve original names during AST name resolution
- Add comprehensive test coverage for NoExport functionality
- Document NoExport attribute usage in MIXED_CPP_PHP.md
- Support NoExport with various namespace resolution patterns
- Apply NoExport cascading from classes to their methods
- Generate proper extern declarations for non-exported symbols
- Rename stubLibrary to stubImportLibrary and add externalImportStubFiles property
- Create LibraryImportStubGenerator to generate combined stub files with @import-library annotation
- Update documentation to reflect new import library mechanism without @typephp-library annotation
- Modify build pipeline to exclude generated stub from input files and generate library import stubs
- Add TYPEPHP_LIBRARYNAME_IMPORT macros for importing functions from external libraries
- Update function definition entities to track importLibrary instead of library ownership
- Refactor preprocessing to detect @import-library annotation and manage external stub files
- Implement proper handling of imported functions with different macro prefixes in declarations