fix: dev to main

.github/workflows/build_dev.yml

@@ -0,0 +1,43 @@
+name: build dev image
+
+on:
+  push:
+    branches: [ dev ]
+
+jobs:
+  build-dev:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
+
+      - name: Set up variables
+        run: |
+          VER=$(cat ./docker-build/VERSION)
+          echo "VERSION=$VER" >> $GITHUB_ENV
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker-build
+          file: ./docker-build/Dockerfile
+          platforms: |
+            linux/arm/v7
+            linux/arm64
+            linux/amd64
+          push: true
+          tags: | 
+            ${{ secrets.DOCKER_USER }}/pihole-unbound-hyperlocal:${{ env.VERSION }}-dev
+            ${{ secrets.DOCKER_USER }}/pihole-unbound-hyperlocal:dev