* Enabled multiarch build with buildx, qemu and also enabled ghcr, improved tagging
- Enabled multiarch build with buildx, qemu and also enabled ghcr
- Improved image tagging
- Getting rid unknown/unknonw architecture in ghcr
- https://github.com/docker/build-push-action
- https://docs.docker.com/build/attestations/slsa-provenance/
- https://github.com/docker/build-push-action/issues/820
* Switched to lukechannings/deno docke rimage as proposed in #136
- silverbulletmd/silverbullet/issues/136
(cherry picked from commit 176b70f5481dbbef9744818662f47617903de209)
* Added tini, condensed Dockerfile Run to one step, cleaning up image
- tini is missing in new base image, so I added it manually, as
documented in https://github.com/krallin/tini
(cherry picked from commit 4d549b8f5b45bcc9ea04a0e7a4fdc3c82cdd7f5c)
* Using TARGETARCH for downloading tini
(cherry picked from commit 23a6019da00115b34c3bd09eb0c733172edcebbc)
