update dark light mode

static/js/custom.js

@@ -191,3 +191,34 @@ function formatStatsData(stats) {
 readingTime();
 getStats();
 document.getElementById("year").innerHTML = new Date().getFullYear();
+
+
+// Get elements
+const toggleSwitch = document.getElementById('lightModeSwitch');
+const body = document.body;
+
+// Apply saved theme on load
+document.addEventListener('DOMContentLoaded', () => {
+    const savedTheme = localStorage.getItem('theme') || 'light'; // Default is light mode
+
+    if (savedTheme === 'light') {
+        body.classList.add('light-mode');
+        toggleSwitch.checked = true;
+    } else {
+        body.classList.remove('light-mode');
+        toggleSwitch.checked = false;
+    }
+});
+
+// Toggle between light and dark mode
+toggleSwitch.addEventListener('change', () => {
+    if (toggleSwitch.checked) {
+        body.classList.add('light-mode');
+        localStorage.setItem('theme', 'light');
+    } else {
+        body.classList.remove('light-mode');
+        localStorage.setItem('theme', 'dark');
+    }
+});
+
+