added ghcr token and took out useless stuff

Author: thogue12

.github/workflows/push-docker-image.yml

@@ -19,13 +19,6 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      # Install the cosign tool except on PR
-      # https://github.com/sigstore/cosign-installer
-      - name: Install cosign
-        if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 #v3.5.0
-        with:
-          cosign-release: 'v2.2.4'
 
       # Login against a Docker registry except on PR
       - name: Log into registry ${{ env.REGISTRY }}