Update Casdoor configuration and enhance user experience in the application. Changed CASDOOR_ENDPOINT and CASDOOR_REDIRECT_URI to use secure URLs. Improved login message to prompt users in Chinese. Added session cookie settings for cross-domain SSO. Cleaned up flash messages on successful login. Updated logging to reflect user actions and application startup events.

app/templates/base.html

@@ -95,7 +95,13 @@
 
     <div class="container mt-4">
         {% if not request.endpoint == 'login' %}
-            {% with messages = get_flashed_messages() %}
+            {% with raw_messages = get_flashed_messages() %}
+                {% set messages = [] %}
+                {% for m in raw_messages %}
+                    {% if not (current_user.is_authenticated and m == '请先登录以访问此页面') %}
+                        {% set _ = messages.append(m) %}
+                    {% endif %}
+                {% endfor %}
                 {% if messages %}
                     <div class="modal" id="flashModal" tabindex="-1" style="display: block; background: rgba(0,0,0,0.5);">
                         <div class="modal-dialog modal-dialog-centered" style="z-index: 1060;">