feat: listen podman machine stop to mark playgrounds as stopped

[feloy]

What does this PR do?

This PR makes AI Studio listen for podman machine stop, so the playground are declared as non running when this happens.

• unit tests

Screenshot / video of UI

What issues does this PR fix or reference?

Fixes #215

Stopping the machine from the CLI (podman machine stop) is not detected by AI Studio, as Podman Desktop does not send event for this (issue podman-desktop/podman-desktop#5842).

How to test this PR?

On Mac, Windows only (not Linux)

• Start a playground container
• Stop the podman machine (from the GUI)
• Check that the playground is marked as not running on the Playground page

[axel7083]

I am not getting the state update when testing it

(1) Start a playground
(2) open a terminal and run podman machine stop
(3) wait for the machine to be properly stopped

podman-machine-stop.mp4

No update on the UI

[lstocchi]

I am not getting the state update when testing it

(1) Start a playground (2) open a terminal and run podman machine stop (3) wait for the machine to be properly stopped

No update on the UI

On the PR description Philippe wrote Stopping the machine from the CLI (podman machine stop) is not detected by AI Studio, as Podman Desktop does not send event for this (issue https://github.com/containers/podman-desktop/issues/5842).
You have to stop/start through desktop

[axel7083]

I am not getting the state update when testing it
(1) Start a playground (2) open a terminal and run podman machine stop (3) wait for the machine to be properly stopped
No update on the UI

On the PR description Philippe wrote Stopping the machine from the CLI (podman machine stop) is not detected by AI Studio, as Podman Desktop does not send event for this (issue https://github.com/containers/podman-desktop/issues/5842). You have to stop/start through desktop

Oh sorry I though because he were using the this.podmanConnection.onMachineStop(() => { we was able to find a work around which was not the onDidUpdateContainerConnection

[lstocchi]

LGTM