Update GitHub Actions to latest stable versions#557
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IvanMurzak merged 2 commits intomainfrom Mar 13, 2026
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Upgrade actions to resolve Node.js 20 deprecation warnings that will become errors on June 2, 2026: - actions/checkout v5 → v6 - actions/setup-node v4 → v6 - actions/setup-dotnet v4 → v5 - actions/cache v4 → v5 - actions/upload-artifact v4 → v6 - actions/download-artifact v4 → v6 https://claude.ai/code/session_012HRS49Fxeyoc6yTeU8TQJM
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Pull request overview
This PR updates the versions of core GitHub Actions used across the repository’s CI/CD workflows and composite actions, aiming to keep the pipeline aligned with the latest stable Action releases.
Changes:
- Bump
actions/checkoutacross workflows tov6. - Bump caching/setup actions (
actions/cache,actions/setup-dotnet,actions/setup-node) to newer major versions. - Bump artifact actions (
actions/upload-artifact,actions/download-artifact) to newer major versions.
Reviewed changes
Copilot reviewed 11 out of 11 changed files in this pull request and generated no comments.
Show a summary per file
| File | Description |
|---|---|
| .github/workflows/test_unity_plugin.yml | Updates checkout/cache/upload-artifact action versions used by Unity plugin test workflow. |
| .github/workflows/test_pull_request.yml | Updates checkout and setup-dotnet action versions for PR validation workflow. |
| .github/workflows/test_cli.yml | Updates checkout and setup-node action versions used in the CLI test matrix. |
| .github/workflows/release.yml | Updates checkout/cache/setup-dotnet/upload/download artifact action versions used in release pipeline. |
| .github/workflows/deploy_server_executables.yml | Updates checkout and setup-dotnet action versions for server executable publishing. |
| .github/workflows/deploy.yml | Updates checkout/setup-dotnet/setup-node action versions for NuGet/Docker/npm deploy jobs. |
| .github/workflows/copilot-setup-steps.yml | Updates checkout action version used for Copilot setup validation workflow. |
| .github/workflows/claude.yml | Updates setup-dotnet and checkout action versions for Claude workflow. |
| .github/workflows/bump_version.yml | Updates checkout action version for the version bump automation workflow. |
| .github/actions/unity/activate-license/action.yml | Updates setup-node and upload-artifact action versions used inside the composite action. |
| .github/actions/setup-unity-mcp/action.yml | Updates cache action version used inside the composite action. |
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Summary
This PR updates all GitHub Actions dependencies to their latest stable versions across all workflow files and custom actions. This ensures the CI/CD pipeline uses the most recent features, security patches, and performance improvements.
Key Changes
Affected Workflows
.github/workflows/release.yml.github/workflows/deploy.yml.github/workflows/test_unity_plugin.yml.github/workflows/claude.yml.github/workflows/deploy_server_executables.yml.github/workflows/test_cli.yml.github/workflows/test_pull_request.yml.github/workflows/bump_version.yml.github/workflows/copilot-setup-steps.yml.github/actions/unity/activate-license/action.yml.github/actions/setup-unity-mcp/action.ymlImplementation Details
All updates maintain backward compatibility with existing workflow configurations. No changes to workflow logic or behavior were required—this is purely a dependency version bump to leverage improvements in the latest action releases.
https://claude.ai/code/session_012HRS49Fxeyoc6yTeU8TQJM