Fix 26.10 versions

[bdice]

Description

There were a few locations that ci/release/update-version.sh wasn't updating correctly.

This updates the Java README, devcontainers, and skills.

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

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[bdice]

This ${RAPIDS_VERSION} variable is defined by the code block above. Agents will figure this out.

[jameslamb]

Sorry for not noticing these in the previous PR. Admin-merging this.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Enterprise

Run ID: e4487d11-686a-42e2-a832-5e98eb619fd6

📥 Commits

Reviewing files that changed from the base of the PR and between 7b12746 and af98699.

📒 Files selected for processing (7)

• .agents/skills/reproduce-ci/SKILL.md
• .devcontainer/cuda12.9-conda/devcontainer.json
• .devcontainer/cuda12.9-pip/devcontainer.json
• .devcontainer/cuda13.3-conda/devcontainer.json
• .devcontainer/cuda13.3-pip/devcontainer.json
• ci/release/update-version.sh
• java/ci/README.md

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📝 Walkthrough

Summary by CodeRabbit

• Documentation

  • Updated Java release-build examples to use the 26.10.0-SNAPSHOT version.
  • CI reproduction instructions now automatically use the repository’s current RAPIDS version.

• Developer Experience

  • Updated CUDA 12.9 and CUDA 13.3 development environments to use the latest 26.10 container images.
  • Release automation now updates development environment image references and Java snapshot paths during version bumps.

Walkthrough

Changes

Version Reference Updates

Layer / File(s)	Summary
Release version propagation ci/release/update-version.sh, java/ci/README.md	Release updates now rewrite Java snapshot paths and devcontainer image tags; Java CI examples use 26.10.0-SNAPSHOT.
Devcontainer cache tag updates .devcontainer/cuda12.9-*/*, .devcontainer/cuda13.3-*/*	CUDA 12.9 and 13.3 conda and pip configurations use 26.10 cache images.
CI reproduction version parameterization .agents/skills/reproduce-ci/SKILL.md	CI reproduction derives RAPIDS_VERSION from VERSION and uses it for the dry-run image tag.

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

Possibly related PRs

• rapidsai/cudf#23305: Overlapping 26.08-to-26.10 devcontainer and Java snapshot updates.
• rapidsai/cudf#23315: Related release-script version-reference rewrites.

Suggested labels: ci, improvement, non-breaking

Suggested reviewers: vyasr, j olorunyomi, msarahan

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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