chore(release): 7.4.0 [skip ci]

# [7.4.0](https://gitlab.com/to-be-continuous/docker/compare/7.3.1...7.4.0) (2025-08-31)

### Bug Fixes

* **cosign:** publish all multi-arch attachments ([747635de](https://gitlab.com/to-be-continuous/docker/commit/747635de924b0fbda255372d6dbd6cfab5a41a9b))
* **cosign:** sign all images in multi-arch ([22a3d5af](https://gitlab.com/to-be-continuous/docker/commit/22a3d5af8424da29c4f809a6c457570168678dc8))

### Features

* **cosign:** split sign and attest opts ([69950a9c](https://gitlab.com/to-be-continuous/docker/commit/69950a9c68f67ec88283c4bbaa5d4dbfe0bbf2a1))