Add weekly rebuild to ensure latest OpenSSL

.github/workflows/main.yml

@@ -3,20 +3,21 @@ on:
     branches:
       - main
   workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * 0'
 
 jobs:
     build:
       name: push docker image to docker hub
       runs-on: ubuntu-latest
       steps:
         - uses: actions/checkout@v2
-        - name: login to docker hub
-          id: docker-hub
-          env:
-            username: ${{secrets.DOCKER_USERNAME}}
-            password: ${{secrets.DOCKER_PASSWORD}}
-          run: |
-            docker login -u $username -p $password 
+
+        - name: Log in to Docker Hub
+          uses: docker/login-action@v3
+          with:
+            username: ${{ secrets.DOCKER_USERNAME }}
+            password: ${{ secrets.DOCKER_PASSWORD }}
 
         - name: Set up Docker Buildx
           uses: docker/setup-buildx-action@v3