Revert "Remove uui-css.css"

This reverts commit 4a1fbe3.

Author: iOvergaard

packages/uui-css/lib/uui-css.css

@@ -0,0 +1,4 @@
+@import './custom-properties.css';
+@import './typography/lato.css';
+@import './typography/uui-root.css';
+@import './typography/uui-text.css';

packages/uui-css/lib/uui-css.story.ts

@@ -38,5 +38,9 @@ export const Overview: Story = () => html` <article style="max-width:580px;">
       styles for typography, must be used together with .uui-root. This is
       needed for having proper styling for H1, H2, P etc.
     </li>
+    <li>
+      <b>uui-css.css</b>
+      This stylesheet includes all of the above stylesheets.
+    </li>
   </ul>
 </article>`;

packages/uui-css/package.json

@@ -33,8 +33,9 @@
     "lit": "^2.0.0"
   },
   "scripts": {
-    "build": "npm run build:cssprops && tsc --build --force && rollup -c rollup.config.js",
+    "build": "npm run build:cssprops && npm run build:rootcss && tsc --build --force && rollup -c rollup.config.js",
     "build:cssprops": "postcss lib/custom-properties.css --base lib/ --dir dist && npm run custom-properties-cache",
+    "build:rootcss": "postcss lib/uui-css.css --base lib/ --dir dist",
     "clean": "tsc --build --clean && rimraf dist lib/*.js lib/**/*.js custom-elements.json custom-properties.*",
     "analyze": "web-component-analyzer **/*.element.ts --outFile custom-elements.json",
     "custom-properties-cache": "node ./scripts/update-custom-properties-cache.mjs"