Example of how to create a data portal in 5 minutes (#769)

* [example][m] - start of a simple-example

* Empty-Commit

* [simple-example][sm] - change from repos.json to datasets.json

* [example][m] - changed styling and added octokit

* [build][sm] - fix build

examples/simple-example/index.d.ts

@@ -0,0 +1,6 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+declare module '*.svg' {
+  const content: any;
+  export const ReactComponent: any;
+  export default content;
+}