* Add arm64 docker image build
* add arm64 docker image build
* fix: install missing docker buildx
* fix: new cimg orbs not working with this config
* fix misstake on qemu image name
* fix node:16 image not supported on arm/v5 and arm/v6
* add timeout to avoir errors
* fix docker buildx multiarch auto removing
* remove useless platforms, and keep only most used to reduce CI duration
* fix context issues
* fixed multiarch CI
* feat: optimize dockerfile
use new dockerfile syntaxes
leverage multi-stage builds
strip yarn cache from image
use stricter yarn install command
run as a non-root user
* fix: mark yarn-deduplicate as a required dep
`yarn --production` will fail on a clean install otherwise
* fix: add sequelize required files for migrations
* fix: use correct ARG syntax for multistage builds
* revert: mark yarn-deduplicate as a required dep
no longer required as of 0b3adad751
