Troubleshooting a Docker image

There are three Dockerfiles in this folder. Each has something slightly wrong with it.

Use the following docker build commands and work to pinpoint the error and fix it.

Dockerfile 1:

docker build -f Bad_Dockerfile_1 .

OR

podman build -f Bad_Dockerfile_1 .

Dockerfile 2:

docker build -f Bad_Dockerfile_2 .

OR

podman build -f Bad_Dockerfile_2 .

Dockerfile 3:

docker build -f Bad_Dockerfile_3 .

OR

podman build -f Bad_Dockerfile_3 .