fix more docker issues #6

	---
	name: 'build images'

	on:
	push:
	branches:
	- main

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Set up QEMU
	uses: docker/setup-qemu-action@master
	with:
	platforms: all

	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@master

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build
	uses: docker/build-push-action@v2
	with:
	builder: ${{ steps.buildx.outputs.name }}
	context: ./server
	file: ./server/Dockerfile
	platforms: linux/amd64,linux/arm64,linux/arm/v7
	push: true
	tags: \|
	ghcr.io/${{ github.repository }}:latest

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