first changes

public/backend/docs/_includes/foot.html

@@ -0,0 +1,46 @@
+<script src="{{ '/assets/plugins/jquery/jquery.min.js' | prepend: site.baseurl }}"></script>
+<script src="{{ '/assets/plugins/bootstrap/js/bootstrap.bundle.min.js' | prepend: site.baseurl }}"></script>
+<script src="{{ '/assets/plugins/overlayScrollbars/js/jquery.overlayScrollbars.min.js' | prepend: site.baseurl }}"></script>
+<script src="{{ '/assets/js/adminlte.min.js' | prepend: site.baseurl }}"></script>
+<script>
+  var toggleSwitch = document.querySelector('.theme-switch input[type="checkbox"]');
+  var currentTheme = localStorage.getItem('theme');
+  var mainHeader = document.querySelector('.main-header');
+
+  if (currentTheme) {
+    if (currentTheme === 'dark') {
+      if (!document.body.classList.contains('dark-mode')) {
+        document.body.classList.add("dark-mode");
+      }
+      if (mainHeader.classList.contains('navbar-light')) {
+        mainHeader.classList.add('navbar-dark');
+        mainHeader.classList.remove('navbar-light');
+      }
+      toggleSwitch.checked = true;
+    }
+  }
+
+  function switchTheme(e) {
+    if (e.target.checked) {
+      if (!document.body.classList.contains('dark-mode')) {
+        document.body.classList.add("dark-mode");
+      }
+      if (mainHeader.classList.contains('navbar-light')) {
+        mainHeader.classList.add('navbar-dark');
+        mainHeader.classList.remove('navbar-light');
+      }
+      localStorage.setItem('theme', 'dark');
+    } else {
+      if (document.body.classList.contains('dark-mode')) {
+        document.body.classList.remove("dark-mode");
+      }
+      if (mainHeader.classList.contains('navbar-dark')) {
+        mainHeader.classList.add('navbar-light');
+        mainHeader.classList.remove('navbar-dark');
+      }
+      localStorage.setItem('theme', 'light');
+    }
+  }
+
+  toggleSwitch.addEventListener('change', switchTheme, false);
+</script>