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Rebuild Vibeflow as an n8n safety gate

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Felipe Domingues 2026-07-22 11:43:41 -03:00
parent 79fc67166a
commit febec32131
101 changed files with 2405 additions and 3557 deletions
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99
examples/safe-support-agent.workflow.json Normal file
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{
"name": "Safe support agent",
"nodes": [
{
"id": "webhook",
"name": "Authenticated Webhook",
"type": "n8n-nodes-base.webhook",
"parameters": { "authentication": "headerAuth", "path": "support" },
"credentials": { "httpHeaderAuth": { "id": "credential-reference", "name": "Webhook Header Auth" } }
},
{
"id": "dedupe",
"name": "Claim idempotency event",
"type": "n8n-nodes-base.postgres",
"onError": "continueErrorOutput",
"parameters": {
"operation": "executeQuery",
"query": "INSERT INTO event_ledger (event_id) VALUES ($1) ON CONFLICT (event_id) DO NOTHING RETURNING event_id",
"queryReplacement": "={{ $json.event_id }}"
},
"credentials": { "postgres": { "id": "credential-reference", "name": "Event Ledger" } }
},
{
"id": "ledger-failure",
"name": "Ledger failure stop",
"type": "n8n-nodes-base.noOp",
"parameters": {}
},
{
"id": "enabled",
"name": "Agent enabled kill switch",
"type": "n8n-nodes-base.if",
"parameters": { "conditions": { "boolean": [{ "value1": "={{ $json.agent_enabled }}", "value2": true }] } }
},
{
"id": "agent",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"parameters": { "text": "={{ $json.body.message }}" }
},
{
"id": "model",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"parameters": { "modelName": "gpt-4.1-mini" },
"credentials": { "openAiApi": { "id": "credential-reference", "name": "OpenAI" } }
},
{
"id": "confidence",
"name": "Confidence gate",
"type": "n8n-nodes-base.if",
"parameters": { "conditions": { "number": [{ "value1": "={{ $json.confidence }}", "operation": "smaller", "value2": 0.7 }] } }
},
{
"id": "handoff",
"name": "Human handoff ticket",
"type": "n8n-nodes-base.slack",
"onError": "continueErrorOutput",
"parameters": { "channel": "support", "text": "={{ $json.summary }}" }
},
{
"id": "handoff-failure",
"name": "Handoff failure stop",
"type": "n8n-nodes-base.noOp",
"parameters": {}
},
{
"id": "response",
"name": "Respond to Webhook",
"type": "n8n-nodes-base.respondToWebhook",
"parameters": { "respondWith": "json", "responseBody": "={{ $json }}" }
}
],
"connections": {
"Authenticated Webhook": { "main": [[{ "node": "Claim idempotency event", "type": "main", "index": 0 }]] },
"Claim idempotency event": {
"main": [
[{ "node": "Agent enabled kill switch", "type": "main", "index": 0 }],
[{ "node": "Ledger failure stop", "type": "main", "index": 0 }]
]
},
"Agent enabled kill switch": { "main": [[{ "node": "AI Agent", "type": "main", "index": 0 }], []] },
"OpenAI Chat Model": { "ai_languageModel": [[{ "node": "AI Agent", "type": "ai_languageModel", "index": 0 }]] },
"AI Agent": { "main": [[{ "node": "Confidence gate", "type": "main", "index": 0 }]] },
"Confidence gate": {
"main": [
[{ "node": "Human handoff ticket", "type": "main", "index": 0 }],
[{ "node": "Respond to Webhook", "type": "main", "index": 0 }]
]
},
"Human handoff ticket": {
"main": [
[],
[{ "node": "Handoff failure stop", "type": "main", "index": 0 }]
]
}
},
"settings": { "executionTimeout": 120 }
}