Build

docker compose build

Confirm Docker Image

docker images

Should see something like:

REPOSITORY        TAG       IMAGE ID       CREATED          SIZE
hidden-css        1         83cbce6baae1   17 minutes ago   405MB

Run Image Locally

Assumes no process is already listening on port 80.

docker compose up

Should see something like:

[+] Running 1/0
 ⠿ Container hidden-css  Created                                                                                                                          0.0s
Attaching to hidden-css