Update go version in workflow files

[renuka-fernando]

Purpose

$subject

Summary by CodeRabbit

• Chores
  • Updated Go toolchain version from 1.25.7 to 1.26.1 across CI workflows and integration tests.
  • Added a clarifying inline comment to a Docker Compose service port mapping.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: 12b553f2-67f4-440d-b91e-3016096f905c

📥 Commits

Reviewing files that changed from the base of the PR and between 38e1191 and abaffea.

📒 Files selected for processing (9)

• .github/workflows/cli-release.yml
• .github/workflows/codecov.yml
• .github/workflows/copilot-setup-steps.yml
• .github/workflows/platform-api-pr-check.yml
• .github/workflows/platform-api-release.yml
• .github/workflows/sample-service-pr-check.yml
• .github/workflows/sample-service-release.yml
• cli/it/INTEGRATION-TESTS.md
• gateway/docker-compose.yaml

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Walkthrough

Go toolchain version bumped from 1.25.7 to 1.26.1 across multiple GitHub Actions workflows and CI docs; an inline comment # xDS gRPC was added to the 18001:18001 port mapping for the gateway-controller in Docker Compose. No functional behavior or code interfaces changed.

Changes

Cohort / File(s)	Summary
Go toolchain updates (workflows & docs) cli/it/INTEGRATION-TESTS.md, .github/workflows/cli-release.yml, .github/workflows/codecov.yml, .github/workflows/copilot-setup-steps.yml, .github/workflows/platform-api-pr-check.yml, .github/workflows/platform-api-release.yml, .github/workflows/sample-service-pr-check.yml, .github/workflows/sample-service-release.yml	Updated actions/setup-go@v5 go-version from 1.25.7 to 1.26.1 in CI/workflow and CLI integration test documentation. No other workflow steps or environment changes.
Docker Compose comment gateway/docker-compose.yaml	Added inline comment # xDS gRPC to the gateway-controller - "18001:18001" port mapping; no functional change.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Poem

🐰 Hopped a tiny Go-step, neat and spry,
A note by the gateway, a wink in the sky,
CI nudged forward, versions align,
I nibble on changes, all tidy and fine. 🥕✨

🚥 Pre-merge checks | ✅ 2 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	The PR description is incomplete and largely empty, containing only a placeholder '$subject' without any substantive content required by the repository template.	Complete the description by filling out required sections: Purpose (with issue links), Goals, Approach, User stories, Documentation, Automation tests, Security checks, Samples, Related PRs, and Test environment.

✅ Passed checks (2 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title 'Update go version in workflow files' accurately describes the main change—updating Go version in CI workflow configuration.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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