The workflow JSON
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{
"id": "b0ccb7be-5256-49a5-a3c6-5fa27971dd66",
"name": "AIOps - Auto PR Generator",
"versionId": "52005d78-7609-46a8-95f6-5dae27a8d589",
"active": true,
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "alert",
"options": {}
},
"id": "webhook",
"name": "Webhook Alert",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
100,
300
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{ $json.body.status }}",
"operation": "equal",
"value2": "firing"
}
]
}
},
"id": "filter-status",
"name": "Es Firing?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
300,
300
]
},
{
"parameters": {
"values": {
"string": [
{
"name": "github_token",
"value": "={{ $env.GITHUB_TOKEN }}"
},
{
"name": "owner",
"value": "={{ $env.GITHUB_OWNER }}"
},
{
"name": "repo",
"value": "={{ $env.GITHUB_REPO }}"
},
{
"name": "path",
"value": "={{ $env.GITHUB_FILE_PATH }}"
},
{
"name": "branch_name",
"value": "=fix/incident-{{ $now.format('x') }}"
}
]
}
},
"id": "config",
"name": "CONFIGURACION",
"type": "n8n-nodes-base.set",
"typeVersion": 2,
"position": [
500,
300
]
},
{
"parameters": {
"method": "POST",
"url": "https://slack.com/api/chat.postMessage",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.SLACK_BOT_TOKEN }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "channel",
"value": "={{ $env.SLACK_CHANNEL_ID }}"
},
{
"name": "text",
"value": "=\ud83d\udd25 *ALERTA CR\u00cdTICA DETECTADA*\n\nGrafana reporta:\n```\n{{ $('Webhook Alert').item.json.body.alerts[0].annotations.description }}\n```\n\n\ud83d\udd75\ufe0f\u200d\u2642\ufe0f _Iniciando protocolo de auto-remediaci\u00f3n..._"
}
]
},
"options": {}
},
"id": "slack-alert",
"name": "Publicar Alerta Inicial",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
700,
300
]
},
{
"parameters": {
"method": "GET",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/contents/{{ $('CONFIGURACION').item.json.path }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
},
{
"name": "Accept",
"value": "application/vnd.github.v3+json"
}
]
},
"options": {}
},
"id": "get-code",
"name": "Leer Codigo Actual",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
900,
300
]
},
{
"parameters": {
"method": "GET",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/contents/AGENTS.md",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
},
{
"name": "Accept",
"value": "application/vnd.github.v3+json"
}
]
},
"options": {},
"onError": "continueRegularOutput"
},
"id": "get-agents-md",
"name": "Leer Reglas (AGENTS.md)",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1100,
300
]
},
{
"parameters": {
"jsCode": "// --- DEBUGGING Y LIMPIEZA ---\n// 1. Obtener inputs\nconst fileData = $('Leer Codigo Actual').item.json;\nconst alertData = $('Webhook Alert').item.json;\nconst rulesData = $('Leer Reglas (AGENTS.md)').item.json;\n\n// 2. Decodificar Base64 de forma segura\nconst sourceCode = Buffer.from(fileData.content, 'base64').toString('utf-8');\nconst errorMsg = alertData.body.alerts[0].annotations.description;\n\n// 3. Procesar Reglas (Si existen)\nlet contextRules = \"Sin reglas especificas. Aplica mejores practicas generales.\";\nif (rulesData && rulesData.content) {\n contextRules = Buffer.from(rulesData.content, 'base64').toString('utf-8');\n}\n\n// 4. Construir el Prompt con CONTEXTO\nconst promptText = `Eres un experto desarrollador senior del proyecto ATLAS. Tu trabajo es arreglar el c\u00f3digo siguiendo estrictamente las reglas de arquitectura.\n\n--- REGLAS DEL PROYECTO (AGENTS.MD) ---\n${contextRules}\n\n--- CODIGO ORIGINAL ---\n${sourceCode}\n\n--- ERROR REPORTADO ---\n${errorMsg}\n\n--- INSTRUCCION ---\nAnaliza el error y el c\u00f3digo. DEBES RESPONDER SOLO UN JSON VALIDO (sin markdown ni explicacion previa). Formato estricto: { \"explanation\": \"breve explicacion citando qu\u00e9 regla se aplic\u00f3\", \"fixed_code\": \"codigo completo corregido\" }.`;\n\n// 5. Retornar\nreturn {\n geminiPayload: {\n contents: [\n {\n parts: [\n { text: promptText }\n ]\n }\n ]\n },\n originalSha: fileData.sha\n};"
},
"id": "prepare-prompt",
"name": "Preparar Prompt Seguro",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1300,
300
]
},
{
"parameters": {
"method": "POST",
"url": "=https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent?key={{ $env.GEMINI_API_KEY }}",
"sendBody": true,
"contentType": "json",
"specifyBody": "json",
"jsonBody": "={{ $json.geminiPayload }}",
"options": {}
},
"id": "gemini",
"name": "Analizar y Corregir",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1500,
300
]
},
{
"parameters": {
"jsCode": "const raw = $input.item.json.candidates[0].content.parts[0].text;\nconst clean = raw.replace(/```json/g, '').replace(/```/g, '').trim();\nconst parsed = JSON.parse(clean);\n\n// Codificar a Base64 para GitHub\nconst contentBase64 = Buffer.from(parsed.fixed_code).toString('base64');\n\nreturn {\n explanation: parsed.explanation,\n fixed_code: parsed.fixed_code,\n content_base64: contentBase64,\n base_sha: $('Preparar Prompt Seguro').item.json.originalSha\n};"
},
"id": "parse-json",
"name": "Parsear JSON Gemini",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1700,
300
]
},
{
"parameters": {
"method": "GET",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/git/ref/heads/main",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
}
]
},
"options": {}
},
"id": "get-main-sha",
"name": "Obtener SHA Main",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1900,
200
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/git/refs",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "ref",
"value": "=refs/heads/{{ $('CONFIGURACION').item.json.branch_name }}"
},
{
"name": "sha",
"value": "={{ $json.object.sha }}"
}
]
},
"options": {}
},
"id": "create-branch",
"name": "Crear Rama Fix",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
2100,
300
]
},
{
"parameters": {
"method": "PUT",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/contents/{{ $('CONFIGURACION').item.json.path }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "message",
"value": "=fix: automated patch by AIOps"
},
{
"name": "content",
"value": "={{ $('Parsear JSON Gemini').item.json.content_base64 }}"
},
{
"name": "branch",
"value": "={{ $('CONFIGURACION').item.json.branch_name }}"
},
{
"name": "sha",
"value": "={{ $('Parsear JSON Gemini').item.json.base_sha }}"
}
]
},
"options": {}
},
"id": "commit-file",
"name": "Commit Fix",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
2300,
300
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.github.com/repos/{{ $('CONFIGURACION').item.json.owner }}/{{ $('CONFIGURACION').item.json.repo }}/pulls",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=token {{ $('CONFIGURACION').item.json.github_token }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "title",
"value": "=\ud83d\ude91 Fix: Incidente Detectado por AIOps"
},
{
"name": "body",
"value": "=### Reporte de Incidente Autom\u00e1tico\n\n**An\u00e1lisis de IA:**\n{{ $('Parsear JSON Gemini').item.json.explanation }}\n\nEste PR aplica la correcci\u00f3n sugerida autom\u00e1ticamente."
},
{
"name": "head",
"value": "={{ $('CONFIGURACION').item.json.branch_name }}"
},
{
"name": "base",
"value": "main"
}
]
},
"options": {}
},
"id": "create-pr",
"name": "Crear PR",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
2500,
300
]
},
{
"parameters": {
"method": "POST",
"url": "https://slack.com/api/chat.postMessage",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $env.SLACK_BOT_TOKEN }}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "channel",
"value": "={{ $env.SLACK_CHANNEL_ID }}"
},
{
"name": "text",
"value": "=\u2705 *PR Creado con \u00c9xito*\n\nLa IA ha analizado el error y las reglas de `AGENTS.md`.\n\n\ud83d\udd17 *Ver Pull Request:*\n{{ $json.html_url }}"
},
{
"name": "thread_ts",
"value": "={{ $('Publicar Alerta Inicial').item.json.ts }}"
}
]
},
"options": {}
},
"id": "slack-reply",
"name": "Responder en Hilo",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
2700,
300
]
}
],
"connections": {
"Webhook Alert": {
"main": [
[
{
"node": "Es Firing?",
"type": "main",
"index": 0
}
]
]
},
"Es Firing?": {
"main": [
[
{
"node": "CONFIGURACION",
"type": "main",
"index": 0
}
]
]
},
"CONFIGURACION": {
"main": [
[
{
"node": "Publicar Alerta Inicial",
"type": "main",
"index": 0
}
]
]
},
"Publicar Alerta Inicial": {
"main": [
[
{
"node": "Leer Codigo Actual",
"type": "main",
"index": 0
}
]
]
},
"Leer Codigo Actual": {
"main": [
[
{
"node": "Leer Reglas (AGENTS.md)",
"type": "main",
"index": 0
}
]
]
},
"Leer Reglas (AGENTS.md)": {
"main": [
[
{
"node": "Preparar Prompt Seguro",
"type": "main",
"index": 0
}
]
]
},
"Preparar Prompt Seguro": {
"main": [
[
{
"node": "Analizar y Corregir",
"type": "main",
"index": 0
}
]
]
},
"Analizar y Corregir": {
"main": [
[
{
"node": "Parsear JSON Gemini",
"type": "main",
"index": 0
}
]
]
},
"Parsear JSON Gemini": {
"main": [
[
{
"node": "Obtener SHA Main",
"type": "main",
"index": 0
}
]
]
},
"Obtener SHA Main": {
"main": [
[
{
"node": "Crear Rama Fix",
"type": "main",
"index": 0
}
]
]
},
"Crear Rama Fix": {
"main": [
[
{
"node": "Commit Fix",
"type": "main",
"index": 0
}
]
]
},
"Commit Fix": {
"main": [
[
{
"node": "Crear PR",
"type": "main",
"index": 0
}
]
]
},
"Crear PR": {
"main": [
[
{
"node": "Responder en Hilo",
"type": "main",
"index": 0
}
]
]
}
}
}
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About this workflow
AIOps - Auto PR Generator. Uses httpRequest. Webhook trigger; 14 nodes.
Source: https://github.com/germansanz93/ATLAS/blob/83c958cc845371524ffe71e7e0d75dd7830bf1dc/n8n/workflow.json — original creator credit. Request a take-down →
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