n8n typeVersion 1.2 requires workflowId as resource locator object: { "__rl": true, "mode": "list", "value": "<id>" } not a plain string. This was causing "workflow not found" errors. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add n8n-container-actions.json with executeWorkflowTrigger - Input contract: containerId, containerName, action, chatId, messageId, responseMode - Routes to start/stop/restart via Switch node - Returns: success, message, action, containerName for caller to handle response