Fixed flow issues

frontend/models/Document.js

@@ -17,12 +17,14 @@ class Document {
   html: string;
   id: string;
   private: boolean;
+  starred: boolean;
   team: string;
   text: string;
   title: string;
   updatedAt: string;
   updatedBy: User;
   url: string;
+  views: number;
 
   client: ApiClient;
   errors: ErrorsStore;

server/api/middlewares/validation.js

@@ -3,7 +3,7 @@ import apiError from '../../errors';
 import validator from 'validator';
 
 export default function validation() {
-  return function validationMiddleware(ctx, next) {
+  return function validationMiddleware(ctx: Object, next: Function) {
     ctx.assertPresent = function assertPresent(value, message) {
       if (value === undefined || value === null || value === '') {
         throw apiError(400, 'validation_error', message);