🔄 Upstream Sync: LiteLLM v1.81.0-stable

[Cartofante]

🔄 Upstream Sync: LiteLLM v1.81.0-stable

Syncs CARTO's LiteLLM fork with upstream stable release v1.81.0-stable.

Metric	Value
Version	1.79.1 → v1.81.0-stable
Commits	7603
Files Changed	3658
Upstream Release	v1.81.0-stable

Caution

⚠️ DO NOT SQUASH MERGE THIS PR

Use "Create a merge commit" only. Squashing destroys upstream history and breaks future syncs.

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🧪 Pre-Merge Checklist

• CI checks pass (lint, tests, Docker build)
• CARTO customizations preserved
• pyproject.toml version matches upstream

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📊 Release Information (click to expand)

• Upstream Version: v1.81.0-stable
• Current Version: 1.79.1
• Commits Ahead: 7603
• Files Changed: 3658
• Upstream Repo: BerriAI/litellm
• Compare Changes: v1.79.1-stable...v1.81.0-stable

🔀 Branch Flow (click to expand)

1. ✅ BerriAI/litellm:main merged into CartoDB/litellm:main
2. ✅ Created dedicated sync branch: upstream-sync/v1.81.0-stable
3. 📝 This PR: upstream-sync/v1.81.0-stable → carto/main

[!NOTE]
Why a dedicated branch? Allows pushing conflict resolution commits directly to this PR.

📝 CARTO-Specific File Guidelines (click to expand)

When reviewing or resolving conflicts:

✅ Keep CARTO Versions (Ours)

• .github/workflows/carto_*.yaml - CARTO workflows
• .github/workflows/carto-*.yml - CARTO workflows
• CARTO_*.md, docs/CARTO_*.md - CARTO documentation

🔄 Accept Upstream (Theirs)

• pyproject.toml - Version field
• litellm/ - Core library code
• tests/ - Upstream tests
• requirements.txt - Dependencies

⚠️ Manual Review Required

• Dockerfile, docker/Dockerfile.non_root - CARTO customizations
• Makefile - Check # CARTO: sections

🔧 Conflict Resolution (click to expand)

If this PR has conflicts:

Option 1: Automated (Recommended)

The carto-upstream-sync-resolver workflow triggers automatically.

What it does:

1. 🤖 Detects conflicts → 🔀 Merges carto/main → ✏️ Resolves conflicts → 🧪 Runs tests → 📌 Pushes to this PR

You just need to: Wait for resolution commits, verify CARTO customizations, merge.

[!TIP]
Single PR workflow! No separate resolution PR needed.

Option 2: Manual Resolution

git fetch origin
git checkout upstream-sync/v1.81.0-stable
git merge origin/carto/main  # Creates conflicts
# ... resolve conflicts ...
make lint && make test-unit
git push origin upstream-sync/v1.81.0-stable

📚 Documentation Links (click to expand)

• CARTO Release Process
• CARTO Customizations

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🤖 This PR was automatically created by the carto-upstream-sync workflow.