wip: adds config options for oidc

templates/user/login.html.twig

@@ -52,10 +52,16 @@
             <button type="submit" class="bg-green-600/40 px-1.5 py-1 w-full rounded-md text-gray-50 backdrop-filter backdrop-blur-sm border-2 border-green-500 hover:bg-green-700/40">
                 Sign in
             </button>
-
-            <div class="flex">
-                <a href="{{ path('app_forgot_password_request') }}">Forgot password?</a>
-            </div>
         </form>
+
+        {% if show_oidc_button == "oidc" %}
+        <a href="{{ path('app_login_oidc') }}" class="bg-sky-950/60 px-1.5 py-1 w-full rounded-md text-gray-50 text-center backdrop-filter backdrop-blur-sm border-2 border-gray-950 hover:bg-orange-700/40">
+            Sign in with OIDC
+        </a>
+        {% endif %}
+
+        <div class="flex">
+            <a href="{{ path('app_forgot_password_request') }}">Forgot password?</a>
+        </div>
     </div>
 {% endblock %}