examples: Add README

Signed-off-by: Christopher Crone <christopher.crone@docker.com>

examples/README.md

@@ -0,0 +1,34 @@
+# Examples
+
+This folder contains examples of how to use the Docker CLI JavaScript SDK.
+
+## Prerequisites
+
+* [Node.js 10 or later](https://nodejs.org/en/download/)
+* [yarn](https://yarnpkg.com/getting-started/install)
+
+To run the examples you will need to have the Docker CLI API server running. You
+can do this by running:
+
+```console
+$ docker serve --address unix:///tmp/backend.sock
+```
+
+To make sure that you have the example dependencies installed, use:
+
+```console
+$ yarn
+```
+
+## Running examples
+
+You can then run any an example from the root of this repository as follows:
+
+```console
+$ npm run example examples/<file>
+```
+
+## List of examples
+
+* [Listing contexts](./context-ls.ts)
+* [Listing containers](./ps.ts)