Update devContainer.json

Author: Chuxel

containers/docker-existing-dockerfile/.vscode/devContainer.json

@@ -1,14 +1,14 @@
 {
  "name": "Existing Dockerfile",
 
- "//": "Update this if you aren't using the standard 'Dockerfile' filename",
+ "//": "Update the dockerFile property if you aren't using the standard 'Dockerfile' filename",
  "dockerFile": "Dockerfile",
 
- "//": "List any ports you want to expose that aren't already exposed in your Dockerfile",
+ "//": "Use appPort to list ports you want to expose that aren't already exposed in your Dockerfile",
  "appPort": [],
 
- "//": "If you install the Docker CE CLI in your container, this lets you interact with your host \
- Docker service from inside the container.  See the docker-in-docker and docker-in-docker-compose \
+ "//": "If you install the Docker CE CLI in your container, this runArgs list lets you interact with your host \
+ Docker service from inside the container. See the docker-in-docker and docker-in-docker-compose \
  definitions for details.",
  "runArgs": ["-v","/var/run/docker.sock:/var/run/docker.sock"]
 }