Create flow: session UI + sign out

app/components/navigation/MenuBarItem/MenuBarItem.view.tsx

@@ -3,6 +3,7 @@ import type { MenuBarItemViewProps } from "./MenuBarItem.types";
 
 function MenuBarItemView({
   href,
+  buttonOnClick,
   children,
   disabled,
   combinedStyles,
@@ -16,6 +17,19 @@ function MenuBarItemView({
     );
   }
 
+  if (buttonOnClick) {
+    return (
+      <button
+        type="button"
+        className={combinedStyles}
+        onClick={buttonOnClick}
+        {...accessibilityProps}
+      >
+        {children}
+      </button>
+    );
+  }
+
   return (
     <a href={href} className={combinedStyles} {...accessibilityProps}>
       {children}