Upgrade go version to 1.19

Docker metadata build (#48)

* Add new thing

* Add test

* Add backend context

* Add platforms

* Add qemu etc

* Test2

* Set push true

* Rem check

* Make new build

* Finish Up

Update server version to v0.7

Change version

Prepare hotfix v0.6.4

Prepare hotfix v0.6.3

Prepare hotfix v0.6.2

Build new frontend for hotifx 0.6.1

Merge remote-tracking branch 'origin/master'

Prepare v0.5