Contrib: Add containerfile to create podman-remote binary image

Try to partial address #14664

Signed-off-by: Praveen Kumar <[email protected]>

contrib/podmanremoteimage/Containerfile

@@ -0,0 +1,10 @@
+FROM registry.access.redhat.com/ubi8/go-toolset:latest AS builder
+WORKDIR /opt/app-root/src
+COPY . .
+RUN make podman-remote-static
+RUN GOOS=windows make podman-remote
+RUN GOOS=darwin make podman-remote
+
+FROM scratch
+COPY --from=builder /opt/app-root/src/bin .
+ENTRYPOINT ["/podman-remote-static"]

contrib/podmanremoteimage/README.md

@@ -0,0 +1,25 @@
+podman-remote-images
+====================
+
+Overview
+--------
+
+This directory contains the containerfile for creating a container image which consist podman-remote binary
+for each platform (win/linux/mac).
+
+Users can copy those binaries onto the specific platforms using following instructions
+
+- For Windows binary
+```bash
+$ podman cp $(podman create --name remote-temp quay.io/containers/podman-remote-artifacts:latest):/windows/podman.exe . && podman rm remote-temp
+```
+
+- For Linux binary
+```bash
+$ podman cp $(podman create --name remote-temp quay.io/containers/podman-remote-artifacts:latest):/podman-remote-static . && podman rm remote-temp
+```
+
+- For Mac binary
+```bash
+$ podman cp $(podman create --name remote-temp quay.io/containers/podman-remote-artifacts:latest):/darwin/podman . && podman rm remote-temp
+```