feat: implement navbar, update styles and docs

chore: add styles to html and body

chore: update theme for tailwind config

chore: update colors

chore: add list layout override for docs

chore: update default layouts

chore: update contents

hugo.toml

@@ -45,3 +45,8 @@ disableKinds = ["taxonomy", "term"]
     name = 'About'
     pageRef = '/about'
     weight = 30
+  [[menu.main]]
+    name = 'GitHub'
+    url = 'https://github.com'
+    weight = 40
+    params = { icon = 'github' }