Enhance example for refreshing the cache

README.md

@@ -111,11 +111,37 @@ Use `cache` when you have big images, that you would only like to build partiall
 > CAUTION: Docker builds will cache non-repoducable commands, such as installing packages. If you use this option, your packages will never update. To avoid this, run this action on a schedule with caching **disabled** to rebuild the cache periodically.
 
 ```yaml
-with:
-  name: myDocker/repository
-  username: ${{ secrets.DOCKER_USERNAME }}
-  password: ${{ secrets.DOCKER_PASSWORD }}
-  cache: true
+name: Update Dependencies
+on:
+  schedule:
+    - cron: '0 2 * * 0' # Weekly on Sundays at 02:00
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Publish to Registry
+      uses: elgohr/Publish-Docker-Github-Action@master
+      with:
+        name: myDocker/repository
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+
+---
+name: Publish Dependencies
+on: [push]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Publish to Registry
+      uses: elgohr/Publish-Docker-Github-Action@master
+      with:
+        name: myDocker/repository
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        cache: true
 ```
 
 ### tag_names