add settings navbar

app/javascript/elements/menu_active.js

@@ -0,0 +1,9 @@
+export default class extends HTMLElement {
+  connectedCallback () {
+    this.querySelectorAll('a').forEach((link) => {
+      if (document.location.pathname.startsWith(link.pathname)) {
+        link.classList.add('bg-base-300')
+      }
+    })
+  }
+}