fix: run shell script from Dockerfile

Author: code-buddy-agent

Dockerfile

@@ -1,8 +1,13 @@
-# Container image that runs your code
-FROM alpine:3.10
+# Base image
+FROM alpine:latest
+
+RUN	apk add --no-cache \
+  bash \
+  ca-certificates \
+  curl \
 
-# Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
 
-# Code file to execute when the docker container starts up (`entrypoint.sh`)
-ENTRYPOINT ["/entrypoint.sh"]
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]