- Add five new reference types (INT_REF, STR_REF, FLOAT_REF, BOOL_REF, ARRAY_REF)
- Create typed reference ABI using C++ references for strict type safety
- Implement RefWrap<T> bridge for dynamic PHP reference compatibility
- Add getRawVarType() and update getVarType() to handle reference unwrapping
- Enforce strict typing rules preventing fixed storage corruption via references
- Support typed property and array element reference handling
- Implement exception-safe reference binding with proper
- Replace any() with std::any() in test files and compiler logic
- Replace refval() with std::ref() for reference wrapping operations
- Replace expected() with std::expected() for branch prediction hints
- Replace unexpected() with std::unexpected() for branch prediction hints
- Remove deprecated objval() function and use toObject() keyword method
- Update parser to recognize std:: class expressions with case insensitivity
- Add comprehensive changelog documenting breaking API changes
- Update documentation to reflect new std:: namespace conventions
- Add tests for case-insensitive std class and method names
- Verify global function names remain available for user-defined functions
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