Add upload webhook that fires after tus afterComplete

lib/endpoints.js

@@ -283,6 +283,14 @@ app.use('/files',
     afterComplete: (req, upload, fid) => {
       db.add(upload.metadata.sid, upload.metadata.key, upload);
       debug(`Completed upload ${ fid }, size=${ upload.size } name=${ upload.metadata.name }`);
+
+      // Trigger fileUploadedWebhook
+      if (config.fileUploadedWebhook) {
+        axios.post(config.fileUploadedWebhook, {
+          metadata: upload.metadata,
+          date: Date.now()
+        }).catch(err => console.error(err));
+      };
     },
   })
 );