Upgrade Actions to v4

[underth-moon99]

Moves our CI to actions/checkout@v4 and actions/setup-node@v4, v4 is the currently maintained major with security and performance fixes.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 27c9f5b

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[vercel]

@underth-moon99 is attempting to deploy a commit to the Metaplex Foundation Team on Vercel.

A member of the Team first needs to authorize it.

[coderabbitai]

Summary by CodeRabbit

• Chores
  • Upgraded continuous integration tooling to the latest versions to enhance reliability, security, and long-term compatibility of the build pipeline.
  • No changes to app functionality, behavior, or release artifacts; user experience remains unchanged.

Walkthrough

Upgraded GitHub Actions in the main workflow by switching uses of actions/checkout from v3 to v4 and actions/setup-node from v3 to v4. No other steps or logic were modified.

Changes

Cohort / File(s)	Summary
CI workflow version bumps ​.github/workflows/main.yml	Updated actions/checkout@v3 → @v4 and actions/setup-node@v3 → @v4 across all jobs; no changes to workflow steps or control flow otherwise.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Pre-merge checks and finishing touches

✅ Passed checks (3 passed)

Check name	Status	Explanation
Title Check	✅ Passed	The title succinctly summarizes the main change of upgrading GitHub Actions to version 4, directly reflecting the updates to checkout and setup-node actions in the workflow.
Description Check	✅ Passed	The description clearly details replacing actions/checkout and actions/setup-node with v4 and explains the motivation of security and performance improvements, matching the actual code changes.
Docstring Coverage	✅ Passed	No functions found in the changes. Docstring coverage check skipped.

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

---

📜 Recent review details

Configuration used: CodeRabbit UI

Review profile: ASSERTIVE

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between cc9b062 and 27c9f5b.

📒 Files selected for processing (1)

• .github/workflows/main.yml (6 hunks)

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

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