docs: add maintainer guide

[bradzacher]

PR Checklist

• Addresses an existing open issue: fixes Docs: Add a Maintainer Guide / Maintenance section to the website #5238
• That issue was marked as accepting prs
• Steps in CONTRIBUTING.md were taken

Overview

Adds maintainer/contributor guides for the website.

Very much a WIP - far from complete or finished.

• Versioning and Releases (1st draft)
• Managing issues
  • Guide for bug fixes
  • Guide for new rules
  • Guide for rule changes
• New TS release actions

[typescript-eslint]

Thanks for the PR, @bradzacher!

typescript-eslint is a 100% community driven project, and we are incredibly grateful that you are contributing to that community.

The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately.

Thanks again!

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[bradzacher]

superseded by 5874