UPD:

add cron actions

Author: RootShell-coder

.github/workflows/docker_build.yml

@@ -1,10 +1,11 @@
 name: bind9
 
 on:
+  schedule:
+    - cron: '0 0 1 * *'
   push:
     branches:
-    -
-      "master"
+    - "master"
 
 env:
   IMAGE_NAME: "bind9"
@@ -14,24 +15,18 @@ jobs:
     name: Build and push to Docker Hub
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout repository
+      - name: Checkout repository
         uses: actions/checkout@v3
-      -
-        name: Build image
-        run: DOCKER_BUILDKIT=1 docker build . --file Dockerfile -t ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:${{ env.VERSION }}
-      -
-        name: Login to Docker Hub
+      - name: Build image
+        run: DOCKER_BUILDKIT=1 docker build -f Dockerfile -t ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:${{ env.VERSION }} .
+      - name: Login to Docker Hub
         uses: docker/login-action@v2
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      -
-        name: Push Image to Docker Hub
+      - name: Push Image to Docker Hub
         run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:${{ env.VERSION }}
-      -
-        name: Tag image
+      - name: Tag image
         run: docker tag ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:${{ env.VERSION }} ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:$(date +%Y%m%d)
-      -
-        name: Push tag Image to Docker Hub
+      - name: Push tag Image to Docker Hub
         run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.IMAGE_NAME }}:$(date +%Y%m%d)