add git to the docker image

Author: xmnlab

Dockerfile

@@ -1,6 +1,12 @@
 # Container image that runs your code
 FROM python:3.8-slim
 
+RUN apt update \
+  && apt install -y --no-install-recommends git \
+  && rm -rf /var/lib/apt/lists/* \
+    /var/cache/apt/archives \
+    /tmp/*
+
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh