initial commit

app/controllers/api/flows_documents_controller.rb

@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module Api
+  class FlowsDocumentsController < ApiBaseController
+    def create
+      @flow = current_account.flows.find(params[:flow_id])
+
+      documents =
+        params[:blobs].map do |blob|
+          blob = ActiveStorage::Blob.find_signed(blob[:signed_id])
+
+          document = @flow.documents.create!(blob:)
+
+          Flows::ProcessDocument.call(document)
+        end
+
+      schema = documents.map do |doc|
+        { attachment_uuid: doc.uuid, name: doc.filename.base }
+      end
+
+      render json: {
+        schema:,
+        documents: documents.as_json(
+          include: {
+            preview_images: { methods: %i[url metadata filename] }
+          }
+        )
+      }
+    end
+  end
+end