add entrypoint script to action container

.docker/resume.dockerfile

@@ -2,3 +2,6 @@ FROM pandoc/latex:2.9
 
 RUN apk add make
 
+COPY actions/entrypoint.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]

actions/action.yml

@@ -4,4 +4,3 @@ description: 'Build a document using texlive'
 runs:
   using: 'docker'
   image: 'docker://ghcr.io/mszep/pandoc_resume/resume_builder:latest'
-  entrypoint: 'entrypoint.sh'