diff --git a/Dockerfile b/Dockerfile
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+++ b/Dockerfile
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+# Container image that runs your code
+FROM ubuntu:latest
+
+# Copies your code file from your action repository to the filesystem path `/` of the container
+COPY entry.sh /entry.sh
+
+# Code file to execute when the docker container starts up (`entrypoint.sh`)
+ENTRYPOINT ["/entry.sh"]