Dvernier signoff (stolostron#8)

* Make the IMAGE_NAME settable from env

* Add Prow

* Adapt for prow

* test

* Test 2

Signed-off-by: Dominique Vernier <[email protected]>

* Change badge repo

Signed-off-by: Dominique Vernier <[email protected]>

* Fix some govet, gosimple issues

Signed-off-by: Dominique Vernier <[email protected]>

* Fix error message

Signed-off-by: Dominique Vernier <[email protected]>

* Run format

Signed-off-by: Dominique Vernier <[email protected]>

CONTRIBUTING.md

@@ -0,0 +1,55 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Contributing guidelines](#contributing-guidelines)
+    - [Sign the CLA](#sign-the-cla)
+    - [Contributing A Patch](#contributing-a-patch)
+    - [Issue and Pull Request Management](#issue-and-pull-request-management)
+    - [Pre-check before submitting a PR](#pre-check-before-submitting-a-pr)
+    - [Build and push images](#build-and-push-images)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
+# Contributing guidelines
+
+## Sign the CLA
+
+IBM cloud projects require that you sign a Contributor License Agreement (CLA) before we can accept your pull requests.  Please see xxx for more info
+
+## Contributing A Patch
+
+1. Submit an issue describing your proposed change to the repo in question.
+1. The [repo owners](OWNERS) will respond to your issue promptly.
+1. If your proposed change is accepted, and you haven't already done so, sign a Contributor License Agreement (see details above).
+1. Fork the desired repo, develop and test your code changes.
+1. Submit a pull request.
+
+## Issue and Pull Request Management
+
+Anyone may comment on issues and submit reviews for pull requests. However, in
+order to be assigned an issue or pull request, you must be a member of the
+[IBM](https://github.com/ibm) GitHub organization.
+
+Repo maintainers can assign you an issue or pull request by leaving a
+`/assign <your Github ID>` comment on the issue or pull request.
+
+## Pre-check before submitting a PR
+
+After your PR is ready to commit, please run following commands to check your code:
+
+```shell
+make check
+make test
+```
+
+## Build and push images
+
+Make sure your code build passed:
+
+```shell
+export REGISTRY=<your-docker-registry>
+make build-push-images
+```
+
+Now, you can follow the [getting started guide](./README.md#getting-started) to work with the xxx.