Exec timeout after 5 minutes

[oradwell]

Describe the bug
Exec times out after 5 minutes. Possibly caused by network proxies.

Is it worth implementing a ping-pong or a keepalive in kubernetes JavaScript client?

Client Version
1.3.0

Server Version
1.33.10

To Reproduce
Steps to reproduce the behavior:

Expected behavior
A clear and concise description of what you expected to happen.

Example Code
Code snippet for what you are doing

Environment (please complete the following information):

• OS: Linux
• Node.js version 20
• Cloud runtime GKE

Additional context

Like #478

[oradwell]

This is implemented in kubectl via websocket go package and in python websockets module.

In JavaScript ws package, it's recommended to detect broken connections.

Some of the projects affected by this issue:

• fix(k8s): work around a rare websocket connection issue & warn garden-io/garden#5908
• Adding websocket heartbeat actions/runner-container-hooks#333