baseline: 批次A-D 成果 + membership 半成品（测试红）

backend/apps/printing/urls.py

@@ -0,0 +1,19 @@
+"""printing 路由。"""
+
+from django.urls import path, include
+from adrf.routers import DefaultRouter as ADRouter
+from .views import (
+    PrintTemplateViewSet,
+    render_document_view,
+    print_settings_detail,
+)
+
+
+router = ADRouter()
+router.register("templates", PrintTemplateViewSet, basename="print-template")
+
+urlpatterns = [
+    path("render/<str:doc_type>/<int:document_id>/", render_document_view, name="print-render"),
+    path("settings/default/", print_settings_detail, name="print-settings"),
+    path("", include(router.urls)),
+]