Add dockerhub publish workflow

Author: tatevikg1

.github/workflows/docker-publish.yml

@@ -0,0 +1,58 @@
+name: Build And Publish Container
+
+on:
+  push:
+    branches:
+      - docker-publish
+    tags:
+      - 'v*'
+  pull_request:
+    branches:
+      - docker-publish
+  workflow_dispatch:
+
+env:
+  DOCKERHUB_IMAGE: tatevikg1/phplist4
+
+jobs:
+  docker:
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.DOCKERHUB_IMAGE }}
+          tags: |
+            type=raw,value=test,enable={{is_default_branch}}
+            type=ref,event=tag
+            type=sha,prefix=sha-
+
+      - name: Build and push image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+