Test update for broken multer version

Author: devconcept

.github/workflows/node.js.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [ 12.x, 14.x, 16.x ]
+        node-version: [ 14.x, 16.x, 16.x ]
         mongodb-version: [ '4.4' ]
 
     steps:
@@ -46,6 +46,6 @@ jobs:
         with:
           mongodb-version: ${{ matrix.mongodb-version }}
       - run: npm ci
-      - run: npm install mongodb@2.2 --no-save
+      - run: npm install mongodb@3.6 --no-save
       - run: npm install multer --no-save
       - run: npm test

lib/cache.js

@@ -1,4 +1,5 @@
 /// <reference types="node" />
+/// <reference types="node" />
 import { EventEmitter } from 'events';
 import { Db, GridFSBucketWriteStream, MongoClient, MongoClientOptions } from 'mongodb';
 import { Request } from 'express';