adds dark mode and logs errors in message response

src/components/Nav/DarkMode.jsx

@@ -0,0 +1,19 @@
+import React, { useState, useContext } from 'react';
+import DarkModeIcon from '../svg/DarkModeIcon';
+import { ThemeContext } from '~/hooks/ThemeContext';
+
+export default function DarkMode() {
+  const { theme, setTheme } = useContext(ThemeContext);
+
+  const clickHandler = () => setTheme(theme === 'dark' ? 'light' : 'dark');
+
+  return (
+    <a
+      className="flex cursor-pointer items-center gap-3 rounded-md py-3 px-3 text-sm text-white transition-colors duration-200 hover:bg-gray-500/10"
+      onClick={clickHandler}
+    >
+      <DarkModeIcon />
+      Dark mode
+    </a>
+  );
+}