chore(ci): update action versions to latest major

[viglucci]

Motivation:

Fix failing action runs in CI.

Modifications:

Updated to:

• actions/cache@v4
• actions/checkout@v4
• actions/setup-node@v4

Result:

Tested locally using act and was able to execute all jobs in build.yml

[Copilot]

Pull Request Overview

This PR updates the GitHub Actions used in CI workflows to their latest major versions (v4) to resolve failing action runs.

• Bump actions/checkout, actions/setup-node, and actions/cache to v4
• Verified workflows locally with act

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
.github/workflows/release.yml	Updated checkout, setup-node, and cache actions to v4 in all jobs
.github/workflows/build.yml	Updated checkout and cache actions to v4; setup-node at v4

Comments suppressed due to low confidence (2)

.github/workflows/build.yml:18

• This step doesn't specify a node version, which may default to an unintended version. To match other jobs, add a with block (e.g., node-version-file: .nvmrc) for consistency.

        uses: actions/setup-node@v4

.github/workflows/release.yml:17

• [nitpick] The checkout, setup-node, and caching steps are duplicated across multiple jobs. Consider extracting them into a reusable workflow or composite action to reduce duplication.

      - name: Checkout