add pull image to trivy_image_scan.yml

.gitea/workflows/trivy_image_scan.yml

@@ -22,16 +22,11 @@ jobs:
     runs-on: ubuntu-latest
     container: aquasec/trivy:latest
     steps:
-      - name: Login to Gitea
-        uses: docker/login-action@v2
-        with:
-          registry: ${{ env.registry_gitea }}
-          username: ${{ env.user }}
-          password: ${{ secrets.DOCKER_PULL_TOKEN }}
 
       - name: Pull image
         run: |
-          docker pull ${{ env.registry_gitea }}/${{ env.user }}/${{ env.image_name_gitea }}:${{ env.image_tag }}
+          echo "${{ secrets.DOCKER_PULL_TOKEN }}" | docker login ${{ env.registry_gitea }} -u ${{ env.user }} --password-stdin \
+          && docker pull ${{ env.registry_gitea }}/${{ env.user }}/${{ env.image_name_gitea }}:${{ env.image_tag }}
 
       - name: Scan image with trivy
         run: |