feat: add finance URL routes

finance/urls.py

@@ -0,0 +1,13 @@
+from django.urls import path, include
+from rest_framework.routers import DefaultRouter
+from .views import TransactionViewSet, BudgetViewSet, GoalViewSet, SubscriptionViewSet
+
+router = DefaultRouter()
+router.register(r'transactions', TransactionViewSet, basename='transaction')
+router.register(r'budgets', BudgetViewSet, basename='budget')
+router.register(r'goals', GoalViewSet, basename='goal')
+router.register(r'subscriptions', SubscriptionViewSet, basename='subscription')
+
+urlpatterns = [
+    path('', include(router.urls)),
+]