diff --git a/src/blog/models.py b/src/blog/models.py
index 101dba5..00d4cbd 100644
--- a/src/blog/models.py
+++ b/src/blog/models.py
@@ -6,6 +6,7 @@ from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.db import models
 from django.dispatch import receiver
+from django.db.models.signals import post_save
 from django.urls import reverse
 from django.utils.timezone import now
 from django.utils.translation import gettext_lazy as _
diff --git a/src/db.sqlite3 b/src/db.sqlite3
new file mode 100644
index 0000000..444e081
Binary files /dev/null and b/src/db.sqlite3 differ
diff --git a/src/djangoblog/admin_site.py b/src/djangoblog/admin_site.py
index f120405..5bbf0a8 100644
--- a/src/djangoblog/admin_site.py
+++ b/src/djangoblog/admin_site.py
@@ -13,8 +13,8 @@ from oauth.admin import *
 from oauth.models import *
 from owntracks.admin import *
 from owntracks.models import *
-from servermanager.admin import *
-from servermanager.models import *
+# from servermanager.admin import *  # 暂时禁用
+# from servermanager.models import *  # 暂时禁用
 
 
 class DjangoBlogAdminSite(AdminSite):
@@ -47,8 +47,8 @@ admin_site.register(Links, LinksAdmin)
 admin_site.register(SideBar, SideBarAdmin)
 admin_site.register(BlogSettings, BlogSettingsAdmin)
 
-admin_site.register(commands, CommandsAdmin)
-admin_site.register(EmailSendLog, EmailSendLogAdmin)
+# admin_site.register(commands, CommandsAdmin)  # 暂时禁用
+# admin_site.register(EmailSendLog, EmailSendLogAdmin)  # 暂时禁用
 
 admin_site.register(BlogUser, BlogUserAdmin)
 
diff --git a/src/djangoblog/settings.py b/src/djangoblog/settings.py
index 0c5f454..d32da41 100644
--- a/src/djangoblog/settings.py
+++ b/src/djangoblog/settings.py
@@ -58,7 +58,7 @@ INSTALLED_APPS = [
     'accounts',
     'comments',
     'oauth',
-    'servermanager',
+    # 'servermanager',  # 暂时禁用，因为缺少werobot模块
     'owntracks',
     'compressor',
     'djangoblog'
@@ -108,14 +108,8 @@ WSGI_APPLICATION = 'djangoblog.wsgi.application'
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.mysql',
-        'NAME': 'djangoblog',
-        'USER': 'root',
-        'PASSWORD':'root',
-        'HOST': '127.0.0.1',
-        'PORT': 3306,
-        'OPTIONS': {
-            'charset': 'utf8mb4'},
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
     }}
 
 # Password validation
diff --git a/src/djangoblog/urls.py b/src/djangoblog/urls.py
index 4aae58a..e6fd494 100644
--- a/src/djangoblog/urls.py
+++ b/src/djangoblog/urls.py
@@ -56,7 +56,7 @@ urlpatterns += i18n_patterns(
     re_path(r'^rss/$', DjangoBlogFeed()),
     re_path('^search', search_view_factory(view_class=EsSearchView, form_class=ElasticSearchModelSearchForm),
             name='search'),
-    re_path(r'', include('servermanager.urls', namespace='servermanager')),
+    # re_path(r'', include('servermanager.urls', namespace='servermanager')),  # 暂时禁用
     re_path(r'', include('owntracks.urls', namespace='owntracks'))
     , prefix_default_language=False) + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)
 if settings.DEBUG:
diff --git a/src/test_wsgi.py b/src/test_wsgi.py
new file mode 100644
index 0000000..7ae6c8a
--- /dev/null
+++ b/src/test_wsgi.py
@@ -0,0 +1,12 @@
+import os
+import traceback
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "djangoblog.settings")
+
+try:
+    from djangoblog.wsgi import application
+    print("WSGI application loaded successfully!")
+except Exception as e:
+    print(f"Error loading WSGI application: {e}")
+    print("Detailed traceback:")
+    traceback.print_exc()
\ No newline at end of file