added docker workflow

.ci/build_docker.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
+trap 'echo "$0: \"${last_command}\" command failed with exit code $?' ERR
+
+git clone https://github.com/ctu-mrs/mrs_docker
+cd mrs_docker/recipes
+
+docker login --username klaxalk --password $TOKEN
+
+# docker build . --file docker/without_linux_setup --tag ctumrs/mrs_uav_system:latest
+
+docker buildx create --name container --driver=docker-container
+docker buildx build --push . --file Dockerfile --builder container --tag ctumrs/mrs_uav_system:latest --platform=linux/amd64,linux/arm64
+
+WEEK_TAG="`date +%Y`_w`date +%V`"
+docker tag ctumrs/mrs_uav_system:latest ctumrs/mrs_uav_system:$WEEK_TAG
+
+docker buildx imagetools create -t ctumrs/mrs_uav_system:latest ctumrs/mrs_uav_system:$WEEK_TAG --push

.ci/build_docker_multiarch.sh

@@ -0,0 +1 @@
+#!/bin/bash

.github/workflows/docker.yml

@@ -0,0 +1,24 @@
+name: docker
+
+on:
+
+  workflow_dispatch:
+
+  schedule:
+    - cron:  '0 10 * * *'
+
+jobs:
+
+  generate-jobs:
+    needs: init-artifacts
+    runs-on: ubuntu-20.04
+    env:
+      TOKEN: ${{ secrets.DOCKERHUB }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          submodules: 'recursive'
+      - id: build
+        run: |
+          ./.ci/build_docker.sh