### New features

* [#8983](https://github.com/rubocop/rubocop/pull/8983): Support auto-correction for `Naming/HeredocDelimiterCase`. ([@koic][])
* [#8004](https://github.com/rubocop/rubocop/issues/8004): Add new `GitHubActionsFormatter` formatter. ([@lautis][])
* [#8175](https://github.com/rubocop/rubocop/pull/8175): Add new `AllowedCompactTypes` option for `Style/RaiseArgs`. ([@pdobb][])
* [#8566](https://github.com/rubocop/rubocop/issues/8566): Add new `Style/CollectionCompact` cop. ([@fatkodima][])
* [#8925](https://github.com/rubocop/rubocop/issues/8925): Add `--display-time` option for displaying elapsed time of `rubocop` command. ([@joshuapinter][])
* [#8967](https://github.com/rubocop/rubocop/pull/8967): Add new `Style/NegatedIfElseCondition` cop. ([@fatkodima][])
* [#8984](https://github.com/rubocop/rubocop/pull/8984): Support auto-correction for `Style/DoubleNegation`. ([@koic][])
* [#8992](https://github.com/rubocop/rubocop/pull/8992): Support auto-correction for `Lint/ElseLayout`. ([@koic][])
* [#8988](https://github.com/rubocop/rubocop/pull/8988): Support auto-correction for `Lint/UselessSetterCall`. ([@koic][])
* [#8982](https://github.com/rubocop/rubocop/pull/8982): Support auto-correction for `Naming/BinaryOperatorParameterName`. ([@koic][])

### Bug fixes

* [#8989](https://github.com/rubocop/rubocop/pull/8989): Fix multibyte support in the regexp node handler that led `Style/RedundantRegexpEscape` to malfunction and corrupt a program in auto-correction. ([@knu][])
* [#8912](https://github.com/rubocop/rubocop/pull/8912): Fix `Layout/ElseAlignment` for `rescue/else/ensure` inside `do/end` blocks with assignment. ([@miry][])
* [#8971](https://github.com/rubocop/rubocop/issues/8971): Fix a false alarm for `# rubocop:disable Lint/EmptyBlock` inline comment with `Lint/RedundantCopDisableDirective`. ([@koic][])
* [#8976](https://github.com/rubocop/rubocop/issues/8976): Fix an incorrect auto-correct for `Style/KeywordParametersOrder` when `kwoptarg` is before `kwarg` and argument parentheses omitted. ([@koic][])
* [#8084](https://github.com/rubocop/rubocop/pull/8084): Fix a bug in how `Layout/SpaceAroundBlockParameters` handles block parameters with a trailing comma. ([@bquorning][])
* [#8966](https://github.com/rubocop/rubocop/issues/8966): Fix `Layout/SpaceInsideParens` to enforce no spaces in empty parens for all styles. ([@joshuapinter][])

### Changes

* [#5717](https://github.com/rubocop/rubocop/issues/5717): Support `defined?`-based memoization for `Naming/MemoizedInstanceVariableName` cop. ([@fatkodima][])
* [#8964](https://github.com/rubocop/rubocop/pull/8964): Extend `Naming/VariableNumber` cop to handle method names and symbols. ([@fatkodima][])

[@koic]: https://github.com/koic
[@lautis]: https://github.com/lautis
[@pdobb]: https://github.com/pdobb
[@fatkodima]: https://github.com/fatkodima
[@joshuapinter]: https://github.com/joshuapinter
[@knu]: https://github.com/knu
[@miry]: https://github.com/miry
[@bquorning]: https://github.com/bquorning
