rename docker image

Author: Ivan Rylach

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
         id: meta
         uses: docker/metadata-action@v3
         with:
-          images: checkr/idempotent-requests-server
+          images: checkr/idempotent-requests
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with: