chore(changelog): update CHANGELOG.md with recent additions and fixes

- Added a local Docker build script (`docker-build.sh`) with versioning options and auto-detection from git tags.
- Streamlined the entrypoint script for improved signal handling and cleanup processes.
- Updated README and AGENTS.md with clarified instructions and enhanced project structure descriptions.
- Fixed documentation regarding Adminer web UI startup instructions and database error handling.

feat(workflows): enhance Docker metadata extraction for validation an…

…d push

- Split metadata extraction into two distinct steps: one for validation (using manifest-only annotations) and another for push (utilizing both manifest and index annotations).
- Updated the workflow to ensure proper handling of OCI labels and annotations for Docker images, improving traceability and compliance.
- Adjusted the tags and annotations references in subsequent steps to align with the new metadata extraction structure.

fix(docker): fix docker ci pushing incorrect metadata

ci(docker.yml): remove branch-specific trigger for Docker workflow

Remove the branch-specific trigger for the Docker Build & Deploy
workflow to ensure that the workflow runs on all branches when a
tag is pushed. This change allows for more flexibility in the
workflow execution, ensuring that Docker images are built and
deployed for any branch as long as a version tag is present.

fix(poll): remove user reaction if it doesn't meet poll criteria

Update status_roles.py

Merge pull request #831 from allthingslinux/dockerfile-fixes

fix(docker-image.yml): adjust tag handling for Docker image and updat…