flows: implement planner, start new executor

passbook/flows/urls.py

@@ -1,7 +1,11 @@
 """flow urls"""
 from django.urls import path
 
-from passbook.flows.view import AuthenticationView, FactorPermissionDeniedView
+from passbook.flows.views import (
+    AuthenticationView,
+    FactorPermissionDeniedView,
+    FlowExecutorView,
+)
 
 urlpatterns = [
     path("auth/process/", AuthenticationView.as_view(), name="auth-process"),
@@ -15,4 +19,5 @@ urlpatterns = [
         FactorPermissionDeniedView.as_view(),
         name="auth-denied",
     ),
+    path("<slug:flow_slug>/", FlowExecutorView.as_view(), name="flow-executor"),
 ]