Add whalesay

1 files changed, 6 insertions, 1 deletions

diff --git a/examples/001/Dockerfile b/examples/001/Dockerfile
index 3657293..3cab792 100644
--- a/examples/001/Dockerfile
+++ b/examples/001/Dockerfile
@@ -1,5 +1,10 @@
+# Initializes a build stage and sets a Base Image.
 FROM alpine:latest
-COPY hello.rb /usr/local/bin/hello
+# Install the ruby package
 RUN apk add ruby
+# Copy file from the host to the Docker image.
+COPY hello.rb /usr/local/bin/hello
+# Give "hello" the executable permission
 RUN chmod +x /usr/local/bin/hello
+# Set the default command to run
 CMD ["hello"]