fix: upgrade all GitHub Actions to latest stable versions

[ChildWerapol]

Updated all GitHub Actions workflows to use the latest stable versions to prevent deprecation warnings and ensure compatibility:

Workflow Updates:

• actions/checkout: v3 → v4
• actions/setup-python: v4 → v5
• actions/setup-node: v3 → v4
• docker/setup-buildx-action: v2 → v3
• docker/login-action: v2 → v3
• docker/metadata-action: v4 → v5
• docker/build-push-action: v4 → v6
• codecov/codecov-action: v3 → v4
• actions/github-script: v6 → v7

These updates ensure:

• Continued support and security patches
• Improved performance and reliability
• Compatibility with GitHub's latest infrastructure
• Prevention of deprecation warnings in CI/CD pipeline

All actions are now aligned with their latest stable releases as of November 2025.

Summary by CodeRabbit

• Chores
  • Updated GitHub Actions workflow dependencies to latest versions across the build, test, and deployment pipelines for improved stability and security.

[coderabbitai]

Caution

Review failed

The pull request is closed.

Walkthrough

GitHub Actions workflow files upgraded with newer action versions across test, build, and deploy pipelines. Notable updates include checkout, docker, setup-python, codecov, and related actions. No control flow or logic modifications introduced.

Changes

Cohort / File(s)	Summary
GitHub Actions workflow version upgrades .github/workflows/deploy.yml, .github/workflows/tests.yml	Upgraded multiple GitHub Actions to newer versions: actions/checkout v3→v4, docker/setup-buildx-action v2→v3, docker/login-action v2→v3, docker/metadata-action v4→v5, docker/build-push-action v4→v6, actions/setup-python v4→v5, codecov-action v3→v4, actions/setup-node v3→v4, actions/github-script v6→v7. Minor formatting and whitespace adjustments. No logic or control flow changes.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~8 minutes

• Verify action version compatibility and changelog for any breaking changes
• Confirm no behavioral changes introduced by version updates
• Check that workflow structure and dependencies remain intact

Poem

🐰 Hops with glee through workflows new,
Actions upgraded, fresh and true!
From v3 to v4, and beyond we go,
These pipelines dance in faster flow! ✨

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch claude/debug-failed-git-action-01LyZ8y6gJR5borqWknhFxiV

---

📜 Recent review details

Configuration used: CodeRabbit UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between f337784 and 0756d8f.

📒 Files selected for processing (2)

• .github/workflows/deploy.yml (7 hunks)
• .github/workflows/tests.yml (4 hunks)

---

_{Comment @coderabbitai help to get the list of available commands and usage tips.}