two dockerfiles

Dockerfile.prod

+FROM golang:1.16.8-bullseye
+## We create an /app directory within our
+## image that will hold our application source
+## files
+RUN mkdir /app
+## We copy everything in the root directory
+## into our /app directory
+ADD . /app
+## We specify that we now wish to execute 
+## any further commands inside our /app
+## directory
+WORKDIR /app
+## we run go build to compile the binary
+## executable of our Go program
+RUN go build -o main .
+## Our start command which kicks off
+## our newly created binary executable
+CMD ["/app/main -env=prod"]
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