- Add empty ini directory placeholders for test isolation
- Set PHP_INI_SCAN_DIR environment in include_require and python tests
- Replace no-leak.ini with descriptive comment for dedicated configuration
- Modify ref-call-arg.phpt to use temporary files instead of fixed paths
- Add ZipArchive operations in ref-call-arg.phpt for proper test data generation
- Update expected output values in ref-call-arg.phpt test results
- Add display_startup_errors=1 to php ini-values in workflow configuration
- Enable opcache.jit=0 setting in workflow configuration for consistency
- Increase