feat(snapshot): deploy opted-in tmpfs PageBroker

[dfeigin-nv]

Adds the opt-in PageBroker sidecar, shared tmpfs staging, and control socket mounts.

Validation: helm lint deploy/helm/charts/snapshot; enabled and disabled renders; invalid podMount rejected.

[devin-ai-integration]

Devin Review found 2 potential issues.

View 1 additional finding in Devin Review.

[datadog-official]

⚠️ Warnings

🚦 3 Pipeline jobs failed

Pre Merge | pre-commit     

🔧 Fix in code. This looks caused by changes in this PR.

Generated files are not up to date after running pre-commit hooks. Please run 'pre-commit install' and commit the changes.

Docs link check | lychee     

See error

Dependency errors encountered: multiple 404 Not Found responses when attempting to access external documentation links.

Pre Merge | pre-merge-status-check     

📋 Copy prompt for your agent

CI on my pull request is failing. Help me find and fix the root cause of each failing job below — they were flagged as caused by changes in this PR, so focus on the diff. For each job, explain the failure and propose a fix.

Branch: pagebroker-kubernetes

Pre Merge | pre-commit
Commit: 1403a9662eaaa35b5da2ecca47514dfbc7ca0c66
Error (code / build):
Generated files are not up to date after running pre-commit hooks. Please run 'pre-commit install' and commit the changes.
CI job: https://github.com/ai-dynamo/dynamo/actions/runs/31950891645/job/95174069736

ℹ️ Info

🎯 Code Coverage (details)
• Patch Coverage: 100.00%
• Overall Coverage: 50.31% (-0.00%)

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[dfeigin-nv]

Moved to ai-dynamo/snapshot#91.