Make examples easy to use (#798)

* [monorepo][m] - remove nx from simple-example

* [simple-example][sm] - install octokit and simplify README

* [simple-example][m] - fix linting

* [monorepo][m] - simplify examples

* [monorepo][sm] - update docs

examples/ckan-example/postcss.config.js

@@ -1,15 +1,6 @@
-const { join } = require('path');
-
-// Note: If you use library-specific PostCSS/Tailwind configuration then you should remove the `postcssConfig` build
-// option from your application's configuration (i.e. project.json).
-//
-// See: https://nx.dev/guides/using-tailwind-css-in-react#step-4:-applying-configuration-to-libraries
-
 module.exports = {
   plugins: {
-    tailwindcss: {
-      config: join(__dirname, 'tailwind.config.js'),
-    },
+    tailwindcss: {},
     autoprefixer: {},
   },
-};
+}