feat: set action to use published image

Author: tglman

.github/action/action.yaml

@@ -3,7 +3,10 @@ description: 'OrientDB website deploy'
 author: 'Tglman'
 runs:
   using: 'docker'
-  image: 'Dockerfile'
+  image: 'ghcr.io/orientechnologies/orientechnologies.github.io:main'
+  credentials:
+     username: ${{ github.actor }}
+     password: ${{ secrets.github_token }}
 branding:
   icon: 'zap'  
   color: 'green'