Building and deploying a container

Now that Jenkins has been configured, we need to decide on an application to configure and deploy.

Preparing our application

If you recall, in Chapter 4, Optimizing Docker Images, we created a simple Go application, which prints hello world to the screen when you open it in a browser. Dockerfile contained a multi-stage build that looked like the following:

FROM golang:1.11-stretch

ADD hello.go hello.go
RUN go build hello.go

FROM busybox
COPY --from=0 /go/hello /app/hello
COPY --from=0 /lib/x86_64-linux-gnu/libpthread.so.0 \
              /lib/x86_64-linux-gnu/libpthread.so.0
COPY --from=0 /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/libc.so.6
COPY --from=0 /lib64/ld-linux...