Support subagent/mcp as plugin

[showpune]

Describe the feature or problem you'd like to solve

We want to delivery the prompt, custom agent, MCP as a package

Proposed solution

package all the resource like MCP configuration, custom agent, prompt, skills as plugin and support plugin marketplace

Example prompts or workflows

No response

Additional context

https://code.claude.com/docs/en/plugins

I think claude code has already support it