Merge pull request #1584 from BlackDex/admin-interface

docker/Dockerfile.j2

docker/amd64/Dockerfile

docker/amd64/Dockerfile.alpine

docker/arm64/Dockerfile

docker/armv6/Dockerfile

docker/armv7/Dockerfile

docker/armv7/Dockerfile.alpine

src/api/admin.rs

src/db/mod.rs

src/static/templates/admin/diagnostics.hbs