[Issue #54] ADR for release strategy

[widal001]

Summary

Documents an ADR to use a GitHub action-based CI/CD pipeline to publish prereleases to npm before our first stable release, with plans to migrate to Changesets afterward.

• Fixes ADR: Library publishing strategy #54
• Time to review: 5 minutes

Changes proposed

What was added, updated, or removed in this PR.

Adds an ADR for our release workflow.

Context for reviewers

Testing instructions, background context, more in-depth details of the implementation, and anything else you'd like to call out or ask reviewers. Explain how the changes were verified.

1. Checkout the PR
2. Change directory into website/
3. Run npm run dev

Additional information

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