🔧 修复模板路径配置

- settings.py: 添加 templates 目录到 TEMPLATES DIRS
- 解决 TemplateDoesNotExist 错误

backend/meeting_room/settings.py

@@ -64,7 +64,7 @@ ROOT_URLCONF = "meeting_room.urls"
 TEMPLATES = [
     {
         "BACKEND": "django.template.backends.django.DjangoTemplates",
-        "DIRS": [],
+        "DIRS": [BASE_DIR / "templates"],
         "APP_DIRS": True,
         "OPTIONS": {
             "context_processors": [