Initial cross-platform Refero plugin release.
Includes:
- Refero Design skill and bundled craft references
- OAuth-based Refero MCP connection
- Codex, Claude Code, Cursor, and Gemini CLI manifests
- MCP Registry metadata
- Standalone npx skills installation
All platform manifests use the existing read-only production endpoint at https://api.refero.design/mcp. No access tokens are bundled.