Merge pull request #8 from fontebasso/php8

add update to dockerhub readme

Author: fontebasso

.github/workflows/docker.yaml

@@ -36,3 +36,12 @@ jobs:
             --tag ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_REPO }}:latest \
             --platform linux/amd64,linux/arm64 \
             --push
+
+      - name: Push readme
+        uses: actionhippie/pushrm@v1
+        with:
+          provider: dockerhub
+          target: fontebasso/php-nginx
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          readme: README.md