Adding LDAP login

app/templates/login.html

@@ -14,5 +14,19 @@
     </label>
     <button type="submit" class="btn btn-primary">Sign in</button>
   </form>
+
+  {% if ldap_enabled %}
+  <form class="card auth-card" method="post" action="/login/ldap">
+    <h2>Sign in with LDAP</h2>
+    <p class="muted">Use your directory username and password</p>
+    <label>Username
+      <input type="text" name="username" value="{{ username or '' }}" required>
+    </label>
+    <label>Password
+      <input type="password" name="password" required>
+    </label>
+    <button type="submit" class="btn btn-primary">Sign in with LDAP</button>
+  </form>
+  {% endif %}
 </div>
 {% endblock %}