- Implemented Language.normalizeLanguageOptions and added meta.defaultOptions and meta object support to ESLint core and @eslint/js plugin.
- Fixed several rule bugs: updated types for no-restricted-imports, corrected false negatives for no-useless-computed-key, addressed unsafe report for no-lonely-if, and Windows drive path handling.
- Enhanced documentation with new examples, deprecation notices, and README updates, and improved text table performance.
v9.15.0
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