Test the plugin locally:
CLAUDE_PLUGIN_ROOT=$(pwd) claude --plugin-dir .To aid in the development of the MCP server install the MCP Server Skill:
npx skills add https://github.com/anthropics/claude-plugins-official/tree/main/plugins/mcp-server-dev/skills/build-mcp-server
Claude Code plugin for developing plugins
https://github.com/anthropics/claude-code/tree/main/plugins/plugin-dev