Initial work on basic documentation.

docs/README.md

@@ -0,0 +1,26 @@
+# Website
+
+This website is built using [Docusaurus 2](https://v2.docusaurus.io/), a modern static website generator.
+
+### Installation
+
+```
+$ npm ci
+```
+
+### Local Development
+
+```
+$ npm start
+```
+
+This command starts a local development server and open up a browser window. Most changes are reflected live without having to restart the server.
+
+### Build
+
+```
+$ npm build
+```
+
+This command generates static content into the `build` directory and can be served using any static contents hosting service.
+