Add a distro container configuration

Author: Marek Suchánek

Dockerfile

@@ -1,15 +1,8 @@
 # See https://hub.docker.com/_/rust/
 
-## This configuration results in a large image with Rust tooling
-# FROM rust:1.44
-# 
-# WORKDIR /usr/src/newdoc
-# COPY . .
-# 
-# RUN cargo install --path .
-# 
-# # CMD ["newdoc"]
-# ENTRYPOINT ["newdoc"]
+# This version of the container is distroless. It includes no package manager.
+# If you need to extend the functionality, use the container defined in
+# the Dockerfile-distro file.
 
 FROM rust:latest as builder
 WORKDIR /usr/src/newdoc

Dockerfile-distro

@@ -0,0 +1,17 @@
+# See https://hub.docker.com/_/rust/
+
+# This version of the container includes a package manager,
+# if you need to extend the functionality in your workflow.
+
+FROM rust:latest as builder
+WORKDIR /usr/src/newdoc
+COPY . .
+RUN cargo install --path .
+
+FROM registry.access.redhat.com/ubi9-minimal:latest
+COPY --from=builder /usr/local/cargo/bin/newdoc /usr/local/bin/newdoc
+# When running this container interactively, use `-v .:/mnt/newdoc:Z`
+# to mount the current directory in the host to the container working dir.
+VOLUME ["/mnt/newdoc"]
+WORKDIR "/mnt/newdoc"
+CMD ["newdoc"]