add deploy workflow

.github/workflows/docker-publish.yml

@@ -0,0 +1,21 @@
+name: Docker
+on:
+  push:
+    branches:
+      - master
+jobs:
+  publishing:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Log into registry
+        uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c
+        with:
+          username: ${{ secrets.DOCKER_LOGIN }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - name: Deploy
+        run: ./gradlew build && cd ./runner && ./nonsudo_deploy.sh

runner/nonsudo_deploy.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+function send_notification() {
+    echo "$1"
+}
+
+function assert_success() {
+    "${@}"
+    local status=${?}
+    if [ ${status} -ne 0 ]; then
+        send_notification "### Error ${status} at: ${BASH_LINENO[*]} ###"
+        exit ${status}
+    fi
+}
+
+app=plaguposter
+version="`grep ../gradle.properties -e "^version=" | grep -e "[0-9.]*" -o`"
+server=insanusmokrassar
+
+assert_success ../gradlew build
+assert_success docker build -t $app:"$version" .
+assert_success docker tag $app:"$version" $server/$app:$version
+assert_success docker tag $app:"$version" $server/$app:latest
+assert_success docker push $server/$app:$version
+assert_success docker push $server/$app:latest