chore(docs): add favicon

Author: LouisHaftmann

.gitignore

@@ -3,3 +3,4 @@
 node_modules/
 dist/
 .eslintcache
+.DS_Store

docs/nuxt.config.ts

@@ -12,6 +12,17 @@ export default defineNuxtConfig({
       }
     },
   },
+  app: {
+    head: {
+      link: [
+        {
+          rel: 'icon',
+          type: 'image/svg+xml',
+          href: '/dna.svg',
+        },
+      ],
+    },
+  },
   ui: {
     icons: ['heroicons', 'simple-icons'],
   },