update

.dockerignore

 # Created by .ignore support plugin (hsz.mobi)
 **
 !/Dockerfile
-!/entrypoint.sh

.gitignore

@@ -3,5 +3,4 @@
 !/.gitlab-ci.yml
 !/.hadolint.yaml
 !/Dockerfile
-!/entrypoint.sh
 !/README.md

Dockerfile

@@ -3,8 +3,6 @@ FROM $DOCKER_REGISTRY/tools/docker/hadolint:latest AS source
 
 FROM $DOCKER_REGISTRY/tools/docker/alpine:latest AS runtime
 COPY --from=source /bin/hadolint /bin/
-COPY entrypoint.sh /entrypoint.sh
 RUN set -ex && \
     chmod a+x /bin/hadolint && \
-    chmod a+x /entrypoint.sh
-ENTRYPOINT [ "/entrypoint.sh" ]
+ENTRYPOINT [ "/bin/hadolint" ]

entrypoint.sh

-#!/usr/bin/env sh
-
-set -Eeu
-
-if [ "$#" -eq 0 ]; then
-  hadolint --help
-elif [ "$#" -ge 1 ] && [ "x$1" = "x--help" ]; then
-  shift 1
-  hadolint --help $@
-else
-  hadolint $@
-fi