Nomad Docs: Podman driver - add pasta parm to network_mode

[aimeeu]

Description

Add pasta parameter to network_mode. I ported the README content updates from the code PR.

do not merge until Nomad Eng releases the Podman driver.

Links

Jira: CE-1092
Podman PR: hashicorp/nomad-driver-podman#476

Contributor checklists

Review urgency:

• ASAP: Bug fixes, broken content, imminent releases
• 3 days: Small changes, easy reviews
• 1 week: Default expectation
• Best effort: No urgency

Pull request:

• Verify that the PR is set to merge into the correct base branch
• Verify that all status checks passed
• Verify that the preview environment deployed successfully
• Add additional reviewers if they are not part of assigned groups

Content:

• I added redirects for any moved or removed pages
• I followed the Education style guide
• I looked at the local or Vercel build to make sure the content rendered correctly

Reviewer checklist

• This PR is set to merge into the correct base branch.
• The content does not contain technical inaccuracies.
• The content follows the Education content and style guides.
• I have verified and tested changes to instructions for end users.

[github-actions]

Vercel Previews Deployed

Name	Status	Preview	Updated (UTC)
Dev Portal	✅ Ready (Inspect)	Visit Preview	Fri Dec 5 16:41:39 UTC 2025
Unified Docs API	✅ Ready (Inspect)	Visit Preview	Fri Dec 5 16:36:17 UTC 2025

[github-actions]

Broken Link Checker

No broken links found! 🎉

[tgross]

LGTM!

We've got a couple more items in-flight for the podman driver; I suspect we'll ship that after the 1.11.1 release goes out.