Adds github workflow for dev deployments

It builds the image using buildx, uploads it to GHCR.io, sets up rPI
credentials, pulls the image from GHCR.io and finally runs it with
docker-compose.

.github/workflows/deployment.yml

@@ -0,0 +1,71 @@
+name: deployment
+on:
+ push:
+ branch: dev
+jobs:
+ build_dev_pi_image:
+ name: Build docker image for rPIv2 (Arm v6)
+ runs-on: ubuntu-18.04
+ steps:
+ - uses: actions/checkout@v2
+ - 
+ name: Login to GHCR
+ uses: docker/login-action@v1
+ with:
+ registry: ghcr.io
+ username: ${{ secrets.CR_USER }}
+ password: ${{ secrets.CR_PAT }}
+ - 
+ name: Create builder
+ uses: docker/setup-buildx-action@v1
+
+ - 
+ name: Build and push docker image
+ uses: docker/build-push-action@v2
+ with:
+ context: .
+ file: ./docker/armv6-node/Dockerfile
+ platforms: linux/arm/v6
+ push: true
+ tags:
+ ghcr.io/elhacker-net/web-nuevo/arm32v6/web-dev:latest
+ deploy_to_rpi:
+ name: Pull image from GHCR and run with docker-compose
+ needs: build_dev_pi_image
+ runs-on: ubuntu-18.04
+ env:
+ SSH_HOST: ${{ secrets.SSH_HOST }}
+ SSH_USER: ${{ secrets.SSH_USER }}
+ SSH_PORT: ${{ secrets.SSH_PORT }}
+ steps:
+ - uses: actions/checkout@v2
+ - 
+ name: Set DOCKER_HOST
+ run: echo "::set-env name=DOCKER_HOST::ssh://$SSH_USER@$SSH_HOST:$SSH_PORT"
+ - 
+ name: Set SSH client
+ env:
+ SSH_PRIVATE_KEY: ${{ secrets.GA_PRIV_KEY }}
+ HOST_KEY: ${{ secrets.HOST_KEY }}
+ SSH_HOST: ${{ secrets.SSH_HOST }}
+ run: |
+ mkdir -p $HOME/.ssh
+ echo "$SSH_PRIVATE_KEY" > $HOME/.ssh/id_rsa
+ chmod 600 $HOME/.ssh/id_rsa
+ eval $(ssh-agent)
+ ssh-add $HOME/.ssh/id_rsa
+ echo "$SSH_HOST $HOST_KEY" > /etc/ssh/ssh_known_hosts
+ echo ::set-env name=SSH_AUTH_SOCK::$SSH_AUTH_SOCK
+ echo ::set-env name=SSH_AGENT_PID::$SSH_AGENT_PID
+ - 
+ name: Login to GHCR
+ uses: docker/login-action@v1
+ with:
+ registry: ghcr.io
+ username: ${{ secrets.CR_USER }}
+ password: ${{ secrets.CR_PAT }}
+ - 
+ name: Pull image and run in host
+ run: |
+ docker-compose pull
+ docker-compose up -d