feat: add n8n_generate_workflow tool for hosted workflow generation

Add new MCP tool that enables AI-powered workflow generation from natural
language descriptions. Uses handler delegation pattern — hosting environments
inject a GenerateWorkflowHandler via EngineOptions, self-hosted instances
receive a hosted-only informational response.

Handler flows through N8NMCPEngine → SingleSessionHTTPServer →
N8NDocumentationMCPServer with helpers for createWorkflow, validateWorkflow,
autofixWorkflow, and getWorkflow.

Includes full tool documentation, tests, and corrected tools overview count.

Conceived by Romuald Członkowski - https://www.aiadvisors.pl/en

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
czlonkowski
2026-03-31 12:32:31 +02:00
parent 3417c6701c
commit 198e773bb3
81 changed files with 784 additions and 177 deletions

1
dist/index.d.ts vendored
View File

@@ -5,6 +5,7 @@ export { N8NDocumentationMCPServer } from './mcp/server';
export type { InstanceContext } from './types/instance-context';
export { validateInstanceContext, isInstanceContext } from './types/instance-context';
export type { SessionState } from './types/session-state';
export type { GenerateWorkflowArgs, GenerateWorkflowResult, GenerateWorkflowHandler, GenerateWorkflowHelpers } from './types/generate-workflow';
export type { UIAppConfig, UIMetadata } from './mcp/ui/types';
export { UI_APP_CONFIGS } from './mcp/ui/app-configs';
export type { Tool, CallToolResult, ListToolsResult } from '@modelcontextprotocol/sdk/types.js';