chore(beep boop 🤖): Bump uv.lock (main, mcore-main) (2026-03-24)

[svcnvidia-nemo-ci]

🚀 PR to bump uv.lock in main.

🤖 This PR will be merged automatically once CI passes.

Summary by CodeRabbit

• Chores
  • Updated internal build infrastructure and dependencies.

[svcnvidia-nemo-ci]

/ok to test 4400cb8

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro

Run ID: 15e50587-7926-4142-9f4d-60b21245fbb5

📥 Commits

Reviewing files that changed from the base of the PR and between 8f43506 and 4400cb8.

⛔ Files ignored due to path filters (1)

• uv.lock is excluded by !**/*.lock

📒 Files selected for processing (2)

• .main.commit
• 3rdparty/Megatron-LM

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📝 Walkthrough

Walkthrough

This PR updates the .main.commit and 3rdparty/Megatron-LM submodule pointer to a newer commit hash (9e2810417315a7ee93b41d4e234454abd3c16af5). No other code or configuration modifications are included.

Changes

Cohort / File(s)	Summary
Submodule and Commit Pointer Updates .main.commit, 3rdparty/Megatron-LM	Bumped commit references from 8f7fbe78609de242630ca4808686bd309694dcab to 9e2810417315a7ee93b41d4e234454abd3c16af5.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• PR #2703: Updates the 3rdparty/Megatron-LM submodule pointer to a newer commit hash.
• PR #2873: Performs the same type of change, updating both 3rdparty/Megatron-LM submodule and .main.commit references.
• PR #2377: Bumps the 3rdparty/Megatron-LM submodule pointer to track a different commit.

Suggested reviewers

• yaoyu-33
• maanug-nv

🚥 Pre-merge checks | ✅ 3 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Title check	⚠️ Warning	The title mentions bumping uv.lock, but the actual changes only update submodule commit hashes (.main.commit and 3rdparty/Megatron-LM), not the uv.lock file itself.	Update the title to accurately reflect the actual changes, such as 'chore: Update Megatron-LM submodule pointer' or similar, removing reference to uv.lock.

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Test Results For Major Changes	✅ Passed	PR contains only minor maintenance changes: dependency lock file (uv.lock) and commit reference (.main.commit) updates with no new features, breaking changes, or impact on code logic.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch bump-ci-container-2026-03-24-main-main

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