Add charmbracelet crush client integration

[jchangx]

What I did
Add crush client integration to MCP Toolkit.

Testing

• Connected via pinata

cat ~/.config/crush/crush.json
─────┬───────────────────────────────────────────────────────────────────────────────────────────────────
     │ File: /Users/justin/.config/crush/crush.json
─────┼───────────────────────────────────────────────────────────────────────────────────────────────────
   1 │ {"mcp":{"MCP_DOCKER":{"command":"docker","args":["mcp","gateway","run","--profile","default"],"typ
     │ e":"stdio"}}}

What mcp tools are available

✓ Bash ./bin/docker-mcp tools list

   stat /Users/justin/Projects/mcp-gateway/bin/docker-mcp: no such file or directory

   Exit code 127

✓ Bash docker mcp tools list 2>&1 || make docker-mcp && docker mcp tools list 2>&1

   77 tools:
    - API-create-a-comment - Create A Comment
    - API-create-a-data-source - Create A Data Source
    - API-delete-a-block - Delete A Block
    - API-get-block-children - Get Block Children
    - API-get-self - Get Self
    - API-get-user - Get User
    - API-get-users - Get Users
    - API-list-data-source-templates - List Data Source Templates
    - API-move-page - Move Page
  … (149 lines hidden) [click or space to expand]

You have 77 MCP tools available from various servers:

## Gateway Management Tools

• mcp-add - Add new MCP server to session
• mcp-remove - Remove MCP server from registry
• mcp-find - Search for servers in catalog
• mcp-exec - Execute a tool in current session
• mcp-config-set - Configure MCP server settings
• mcp-create-profile - Save current gateway state
• mcp-activate-profile - Load a saved profile

## GitHub Tools (~40 tools)

• Issue management: create, read, update, comment, search issues
• Pull requests: create, read, update, merge, review PRs
• Repository: create, fork, search repos
• Files: get/create/update/delete files, push changes
• Branches/Tags: list, create branches and tags
• Releases: list, get releases
• Teams: get teams and members
• Code search: search code, users, repos

## Notion Tools (~15 tools)

• Pages: create, retrieve, update, move, search pages
• Blocks: get, update, delete, patch block children
• Databases: retrieve database info
• Data Sources: create, query, update data sources
• Comments: create and retrieve comments
• Users: get user info
...

• Connected via CLI

❯ docker mcp client connect crush --profile default
=== Project-wide MCP Configurations (/Users/justin/Projects/mcp-gateway) ===
 ● claude-code: disconnected
 ● crush: connected
   MCP_DOCKER: Docker MCP Catalog (gateway server) (stdio)
 ● cursor: no mcp configured
 ● kiro: no mcp configured
 ● vscode: no mcp configured
You might have to restart 'crush'.
Tip: Your client is now connected! Use docker mcp tools ls to see your available tools

Related issue

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