Add GitHub Actions workflow for static site deployment

[Tsukimarf]

This workflow automates the deployment of static content to GitHub Pages on push to the main branch or manually via the Actions tab.

Description

Changelog

CHANGELOG entry:

Related issues

Fixes:

Manual testing steps

1. Go to this page...

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

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Note

Adds a GitHub Actions workflow to deploy repository static content to GitHub Pages on main pushes or manual runs.

• CI/CD:
  • Add /.github/workflows/static.yml for GitHub Pages deployment:
    • Triggers on push to main and workflow_dispatch.
    • Configures permissions and concurrency for Pages.
    • Steps: actions/checkout@v4, actions/configure-pages@v5, upload artifact from '.', deploy with actions/deploy-pages@v4.

^{Written by Cursor Bugbot for commit ea76abe. This will update automatically on new commits. Configure here.}

[github-actions]

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❌ @Tsukimarf