Update to 26.10

[jolorunyomi]

This PR updates the repository to version 26.10.

This is part of the 26.08 release burndown process.

[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: Enterprise

Run ID: ae88564f-e93c-44a9-b80c-43d175d3df15

📥 Commits

Reviewing files that changed from the base of the PR and between 7133483 and c9db676.

📒 Files selected for processing (14)

• .github/workflows/build.yaml
• .github/workflows/pr.yaml
• VERSION
• conda/environments/all_cuda-129_arch-aarch64.yaml
• conda/environments/all_cuda-129_arch-x86_64.yaml
• conda/environments/all_cuda-133_arch-aarch64.yaml
• conda/environments/all_cuda-133_arch-x86_64.yaml
• conda/environments/clang_tidy_cuda-129_arch-x86_64.yaml
• conda/environments/clang_tidy_cuda-133_arch-x86_64.yaml
• conda/environments/cpp_all_cuda-129_arch-x86_64.yaml
• conda/environments/cpp_all_cuda-133_arch-x86_64.yaml
• dependencies.yaml
• python/libnvforest/pyproject.toml
• python/nvforest/pyproject.toml

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📝 Walkthrough

Summary by CodeRabbit

• Release

  • Updated the project version to 26.10.00.
  • Refreshed RAPIDS, RAFT, RMM, NVForest, and XGBoost dependencies to the 26.10 release series across supported CUDA and architecture environments.

• Build & CI

  • Updated build and validation environments to use the latest 26.10 tooling.
  • Updated the C++ build workflow reference.

• Metadata

  • Expanded copyright attribution in project metadata.

Walkthrough

Changes

The project advances from RAPIDS 26.8 to 26.10, updating dependency manifests, CUDA environment pins, CI container images, and the project version. The CPU C++ workflow also switches its shared workflow reference from release/26.06 to main.

26.10 release alignment

Layer / File(s)	Summary
Release metadata and dependency pins VERSION, dependencies.yaml, python/*/pyproject.toml	Updates the project version and RAPIDS dependency constraints to 26.10, including CUDA-specific package variants and build requirements.
CUDA environment dependency pins conda/environments/*	Updates libraft, librmm, pylibraft, rapids-xgboost, and related headers across CUDA 12.9 and 13.3 environments.
CI image and workflow updates .github/workflows/build.yaml, .github/workflows/pr.yaml	Bumps CI container images to 26.10-latest and changes the CPU C++ job’s shared workflow reference to main.

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

Possibly related PRs

• rapidsai/nvforest#83: Updates the same dependency manifests and environment pins for a different release.
• rapidsai/nvforest#116: Performs the preceding 26.6-to-26.8 release roll-forward across versions, dependencies, and CI.

Suggested reviewers: gforsyth, hcho3

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly summarizes the main change: bumping the repository to 26.10.
Description check	✅ Passed	The description matches the changeset and explains the 26.10 version update and burndown context.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
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.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch version-update-26.10

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