mcp-pin: n8n-mcp https://mcp-pin.gautamkhosla.com/servers/2b32a780ae836f7c.htmlTool definition changesn8n-mcp tools changed https://mcp-pin.gautamkhosla.com/servers/2b32a780ae836f7c.htmla64da3a46e4c583de0f435f12ddab96e27e86784b63dd733c2980fdfcdf22cab Wed, 02 Sep 2026 19:12:04 GMT get_node, get_template, search_nodes, search_templates, tools_documentation, validate_node, validate_workflow