Changes in Lang Files Dashboard

Lang Path	Status	En Updates	PR
content/ja/examples/service/access/Dockerfile # Last Commit: 2019-08-27	en-file-updated	Last update: 2021-01-13 Commit: Enhancements in clarity to access-application-cluster/connecting-frontend-backend.md (#25927) 2021-01-13 Commit: update example nginx to 1.17 (#16045) 2019-09-04