use dockerhub token

Author: RaghavaAlajangi

.github/workflows/build_and_push.yml

@@ -24,7 +24,7 @@ jobs:
  uses: docker/login-action@v2
  with:
  username: ${{ secrets.DOCKER_USERNAME }}
- password: ${{ secrets.DOCKER_PASSWORD }}
+ password: ${{ secrets.DOCKERHUB_TOKEN }}
 
  - name: Set version tag from git tag
  # Extract version from ref (e.g., refs/tags/0.0.1 => 0.0.1)