initial commit

app/controllers/api/flows_controller.rb

@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+module Api
+  class FlowsController < ApiBaseController
+    def update
+      @flow = current_account.flows.find(params[:id])
+
+      @flow.update!(flow_params)
+
+      render :ok
+    end
+
+    private
+
+    def flow_params
+      params.require(:flow).permit(:name,
+                                   schema: [%i[attachment_uuid name]],
+                                   fields: [[:uuid, :name, :type, :required,
+                                             { options: [], areas: [%i[x y w h attachment_uuid page]] }]])
+    end
+  end
+end