v1

First tagged release. Two composite actions:

• setup-bun — Bun toolchain install, dependency install, and ~/.bun/install/cache caching.
• setup-nextjs-bun — the same, plus .next/cache build caching for Next.js projects.

Pin with a SHA + this tag as a comment, matching fleet convention:

uses: Rethunk-Tech/gh-actions/setup-bun@3d17a0c4ae39fb5fe971af9345423e0ecb35038e # v1

setup-go, setup-dotnet, and upload-pages are designed but deferred — see AGENTS.md § Status.