Implement view to update exchange rates

urls.py

@@ -0,0 +1,5 @@
+from .views import RateUpdaterView
+
+ADMIN_URLS = [
+    ("update/", RateUpdaterView.as_view(), "updater"),
+]

views.py

@@ -0,0 +1,12 @@
+from core.views.backend.generic import BackendRedirectView
+
+from .helpers import update_currencies
+
+from django.urls import reverse_lazy
+
+class RateUpdaterView(BackendRedirectView):
+    next = reverse_lazy("currencies")
+
+    def dispatch(self, request, *args, **kwargs):
+        update_currencies()
+        return super().dispatch(request, *args, **kwargs)