publishing with docker

.github/workflows/docker-build.yml

@@ -0,0 +1,49 @@
+name: Build and Push Docker Image
+permissions:
+  contents: read
+  packages: write
+
+on:
+  # push:
+  #   branches:
+  #     - main
+  #     - master
+  release:
+    types: [published]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Define lowercase variables
+        id: vars
+        run: |
+          REPO_OWNER_LOWER=$(echo "$GITHUB_REPOSITORY_OWNER" | tr '[:upper:]' '[:lower:]')
+          REPO_NAME_LOWER=$(echo "$GITHUB_REPOSITORY" | cut -d'/' -f2 | tr '[:upper:]' '[:lower:]')
+          echo "REPO_OWNER_LOWER=$REPO_OWNER_LOWER" >> $GITHUB_ENV
+          echo "REPO_NAME_LOWER=$REPO_NAME_LOWER" >> $GITHUB_ENV
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: app_docker/Dockerfile
+          push: true
+          tags: |
+            ghcr.io/${{ env.REPO_OWNER_LOWER }}/${{ env.REPO_NAME_LOWER }}:latest
+            ghcr.io/${{ env.REPO_OWNER_LOWER }}/${{ env.REPO_NAME_LOWER }}:${{ github.sha }}