Changelog

All notable changes to the docker-build-push composite action.

The format follows Keep a Changelog. This action adheres to Semantic Versioning.

[Unreleased]

[1.0.0] - 2026-05-23

Added

• Initial release
• Multi-platform build via Docker Buildx (linux/amd64, linux/arm64)
• GHCR authentication via ephemeral GITHUB_TOKEN (no static credentials)
• GHA layer cache (type=gha) for faster repeated builds
• SLSA provenance and SBOM attestations on every push
• Input validation: image_name format check, fail-fast with ::error:: annotation
• Job summary with image URI, tag, digest, and platforms
• Outputs: image_uri, image_digest, image_tag