feat(workflow-build): add automatized build on push

.gitea/workflows/build.yml

@@ -0,0 +1,60 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  build:
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Extract Version Tag
+        id: extract-version
+        run: echo "docker_tag=$(grep -oP '(?<=FROM nextcloud:)[0-9]+\.[0-9]+\.[0-9]+' Dockerfile)" >> $GITHUB_OUTPUT
+        shell: bash
+      
+      - name: Install Docker
+        run: |
+          apt-get update
+          apt-get install docker.io -y
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          driver-opts: network=host
+          platforms: linux/amd64,linux/arm64
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build image
+        uses: docker/build-push-action@v2
+        with:
+          push: true
+          tags: jiriks74/nextcloud-extended:${{ steps.extract-version.outputs.docker_tag }},jiriks74/nextcloud-extended:latest
+          platforms: linux/amd64,linux/arm64
+          context: .
+          file: ./Dockerfile
+
+      # - name: Build image
+      #   uses: docker/build-push-action@v2
+      #   with:
+      #     push: true
+      #     tags:
+      #       jiriks74/nextcloud-extended:latest
+      #     platforms: linux/amd64,linux/arm64
+      #     context: .
+      #     file: ./Dockerfile
+
+      # - name: Tag latest
+      #   run: |
+      #     docker image ls
+          # docker tag nextcloud-extended:${{ steps.extract-version.outputs.docker_tag }} nextcloud-extended:latest
+          # docker push nextcloud-extended:latest