Build the image using the following command
$ docker build -t [IMAGE NAME] .
$ docker build -t simple-flask-app:latest .
Run the Docker container using the command shown below.
$ docker run -d -p [PORT]:[PORT] [IMAGE NAME]
$ docker run -d -p 5000:5000 simple-flask-app
The application will be accessible at http:127.0.0.1:5000.