Enhance admin security by integrating secure_admin_login from AllAuth and updating settings for new dependencies

backend/server/users/admin.py

@@ -1,7 +1,10 @@
 from django.contrib import admin
-
+from allauth.account.decorators import secure_admin_login
 from django.contrib.sessions.models import Session
 
+admin.autodiscover()
+admin.site.login = secure_admin_login(admin.site.login)
+
 class SessionAdmin(admin.ModelAdmin):
     def _session_data(self, obj):
         return obj.get_decoded()