docs: illustrate how to use HAMi on Red Hat OpenShift

[spencercjh]

What type of PR is this?

Add doc to explain how to run HAMi on Red Hat OpenShift.

What this PR does / why we need it:

There is a big difference between normal Kubernetes and Red Hat OpenShift when using HAMi. We have already finished the adaptation work on Project-HAMi/HAMi#2208. Here is the installation docs for users.

Which issue(s) this PR fixes:

Part of #795.

Checklist:

• npm run lint and npm run format:check pass
• npm run build succeeds for both en and zh
• Chinese translation updated if English docs changed (or noted why not)
• Commits are signed off (git commit -s)

AI assistance: Codex assisted with drafting, editing, and validating the documentation.

Summary by CodeRabbit

• Documentation
  • Added English and Chinese installation guides for deploying HAMi on Red Hat OpenShift.
  • Documented prerequisites, GPU Operator configuration, Helm installation, verification steps, shared-vGPU testing, troubleshooting, and cleanup.
  • Added the OpenShift installation guide to the Installation documentation navigation.

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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: spencercjh
Once this PR has been reviewed and has the lgtm label, please assign archlitchi for approval. For more information see the Kubernetes Code Review Process.

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📥 Commits

Reviewing files that changed from the base of the PR and between fdc8ca0 and 56c8c32.

📒 Files selected for processing (3)

• docs/installation/openshift-installation.md
• i18n/zh/docusaurus-plugin-content-docs/current/installation/openshift-installation.md
• sidebars.js

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📝 Walkthrough

Walkthrough

Adds English and Chinese OpenShift installation guides for HAMi. The guides cover prerequisites, GPU Operator preparation, Helm deployment, verification, shared-vGPU testing, troubleshooting, and cleanup. The English guide is added to the installation sidebar.

Changes

OpenShift installation guide

Layer / File(s)	Summary
OpenShift prerequisites and preparation docs/installation/openshift-installation.md, i18n/zh/docusaurus-plugin-content-docs/current/installation/openshift-installation.md, sidebars.js	Documents required OpenShift components and permissions, cluster inspection commands, GPU Operator device-plugin removal, and installation navigation.
HAMi configuration and deployment docs/installation/openshift-installation.md, i18n/zh/docusaurus-plugin-content-docs/current/installation/openshift-installation.md	Documents Helm repository setup, OpenShift-specific values, HAMi installation, and readiness checks.
Smoke test and troubleshooting docs/installation/openshift-installation.md, i18n/zh/docusaurus-plugin-content-docs/current/installation/openshift-installation.md	Documents a restricted-SCC shared-vGPU test, expected results, troubleshooting cases, and cleanup commands.

Priority: ⬇️ Low

Estimated code review effort: 2 (Simple) | ~10 minutes

Change: Other

Possibly related PRs

• Project-HAMi/website#765: Documents the same OpenShift installation area and changes the same guide, translation, and sidebar locations.

Suggested labels: kind/documentation

Suggested reviewers: mesutoezdil

Merge Risk: ⚪ Minimal · up to 56c8c

The OpenShift guide’s default CDI configuration remains consistent with the documented runtime requirements, with no actionable merge-blocking risk identified.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 1…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly identifies the documentation change and its focus on using HAMi with Red Hat OpenShift.

✨ Finishing Touches 💡 2

⚔️ Resolve merge conflicts 💡

• Resolve merge conflict in branch docs/openshift

🛠️ Fix failing CI checks 💡

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[spencercjh]

This PR MUST NOT be merged BEFORE #840 is done.

[spencercjh]

/assign rootsongjc

[spencercjh]

/assign @mesutoezdil

[spencercjh]

@codex review