setup-node with cache: 'npm' fails because the template ships without
package-lock.json. README documents the path to switch to 'npm ci' once
the downstream repo has a lock file.
- Brand schema (Arctic Cyan + Ember Glow) section with token table
- Cross-link to Hellion-Forge for plugin work
- Allocation rules (cyan for structure, ember for action)
- WireGuard convention added to deployment section