docs(docc): add github star

docs/astro.config.mjs

@@ -31,6 +31,16 @@ export default defineConfig({
           autogenerate: { directory: 'challenges' },
         },
       ],
+      head: [
+        {
+          tag: 'script',
+          attrs: {
+            src: 'https://buttons.github.io/buttons.js',
+            defer: true,
+            async: true,
+          },
+        },
+      ],
     }),
   ],
 });

docs/src/content/docs/guides/contribute.md

@@ -8,3 +8,13 @@ sidebar:
 :::note
 WIP:
 :::
+
+<a
+  class="github-button"
+  href="https://github.com/tomalaforge/angular-challenges"
+  data-color-scheme="no-preference: dark; light: light; dark: dark;"
+  data-size="large"
+  data-show-count="true"
+  aria-label="Star tomalaforgee/angular-challenges on GitHub">
+Star
+</a>