The workflow JSON
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{
"name": "CoderAgent \u2013 Auto-Review & QA",
"nodes": [
{
"id": "node-webhook",
"name": "Webhook: Code Generated",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
200,
300
],
"parameters": {
"httpMethod": "POST",
"path": "coder-agent/review",
"responseMode": "responseNode",
"options": {}
},
"notes": "Payload: { rowId, title, content, language }"
},
{
"id": "node-syntax",
"name": "Syntax Check",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
420,
300
],
"parameters": {
"jsCode": "const item = $input.first().json;\nconst content = item.content ?? '';\nconst language = item.language ?? '';\nconst rowId = item.rowId ?? '';\nconst title = item.title ?? '';\n\nconst issues = [];\nlet score = 100;\n\nif (!content.includes('```')) {\n issues.push('Kein Code-Block gefunden');\n score -= 30;\n}\nif (!content.includes('## Description')) {\n issues.push('Description-Section fehlt');\n score -= 10;\n}\nif (!content.includes('## Dependencies')) {\n issues.push('Dependencies-Section fehlt');\n score -= 10;\n}\n\nconst dangerPatterns = [\n ['eval(', 'eval() \u2013 Sicherheitsrisiko'],\n ['innerHTML =', 'innerHTML Assignment \u2013 XSS-Risiko'],\n ['password =', 'Hardcoded password'],\n ['API_KEY =', 'Hardcoded API Key'],\n];\nfor (const [pattern, msg] of dangerPatterns) {\n if (content.includes(pattern)) {\n issues.push(msg);\n score -= 20;\n }\n}\n\nscore = Math.max(0, score);\n\nreturn [{ json: { rowId, title, language, content, syntaxScore: score, syntaxIssues: issues } }];"
}
},
{
"id": "node-claude",
"name": "Claude: Code-Review",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
640,
300
],
"parameters": {
"method": "POST",
"url": "https://api.anthropic.com/v1/messages",
"authentication": "none",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $env.ANTHROPIC_API_KEY }}"
},
{
"name": "anthropic-version",
"value": "2023-06-01"
},
{
"name": "content-type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "string",
"body": "={{ JSON.stringify({ model: 'claude-opus-4-6', max_tokens: 800, messages: [{ role: 'user', content: 'Reviewe kurz diesen Code auf Fehler, fehlendes Error-Handling und Security. Antworte NUR als JSON ohne Markdown: {\"rating\": 1-10, \"issues\": [\"...\"], \"suggestions\": [\"...\"]}\\n\\n' + $json.content.substring(0, 3000) }] }) }}",
"options": {
"timeout": 30000
}
}
},
{
"id": "node-parse",
"name": "Parse & Score",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
860,
300
],
"parameters": {
"jsCode": "// Claude-Response parsen\nconst claudeBody = $input.first().json;\nconst rawText = claudeBody?.content?.[0]?.text ?? '{}';\n\nlet review = { rating: 5, issues: [], suggestions: [] };\ntry {\n const match = rawText.match(/\\{[\\s\\S]*?\\}/);\n if (match) review = JSON.parse(match[0]);\n} catch(e) { /* Fallback bleibt */ }\n\n// Daten aus Syntax-Check-Node holen\nconst syntax = $('Syntax Check').first().json;\n\nconst finalScore = Math.round((syntax.syntaxScore + (review.rating ?? 5) * 10) / 2);\nconst passed = finalScore >= 60;\nconst allIssues = [...(syntax.syntaxIssues ?? []), ...(review.issues ?? [])];\nconst notesText = passed\n ? `Auto-Review OK. Score: ${finalScore}/100. Vorschl\u00e4ge: ${(review.suggestions ?? []).join('; ')}`\n : `Issues: ${allIssues.join('; ')}`;\n\nreturn [{ json: {\n rowId: syntax.rowId,\n title: syntax.title,\n qaScore: finalScore,\n qaIssues: allIssues,\n qaNotes: notesText,\n passed,\n newStatus: passed ? 'Reviewed' : 'Needs Fix',\n reviewedDate: new Date().toISOString().split('T')[0],\n}}];"
}
},
{
"id": "node-if",
"name": "Passed?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
1080,
300
],
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "cond-1",
"leftValue": "={{ $json.passed }}",
"rightValue": true,
"operator": {
"type": "boolean",
"operation": "equal"
}
}
],
"combinator": "and"
}
}
},
{
"id": "node-nc-ok",
"name": "NocoDB: Status Reviewed",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1300,
180
],
"parameters": {
"method": "PATCH",
"url": "https://directus.automation-plus-ki.de/items/510_tasks/{{ $json.rowId }}",
"authentication": "none",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "content-type",
"value": "application/json"
},
{
"name": "Authorization",
"value": "Bearer ={{ $env.DIRECTUS_TOKEN }}"
}
]
},
"sendBody": true,
"specifyBody": "string",
"body": "={{ JSON.stringify({ Status: 'Reviewed', QAScore: $json.qaScore, QANotes: $json.qaNotes, ReviewedDate: $json.reviewedDate }) }}"
}
},
{
"id": "node-nc-fail",
"name": "NocoDB: Status Needs Fix",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1300,
420
],
"parameters": {
"method": "PATCH",
"url": "https://directus.automation-plus-ki.de/items/510_tasks/{{ $json.rowId }}",
"authentication": "none",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "content-type",
"value": "application/json"
},
{
"name": "Authorization",
"value": "Bearer ={{ $env.DIRECTUS_TOKEN }}"
}
]
},
"sendBody": true,
"specifyBody": "string",
"body": "={{ JSON.stringify({ Status: 'Needs Fix', QAScore: $json.qaScore, QANotes: $json.qaNotes }) }}"
}
},
{
"id": "node-merge",
"name": "Merge",
"type": "n8n-nodes-base.merge",
"typeVersion": 3,
"position": [
1520,
300
],
"parameters": {
"mode": "passThrough",
"output": "input1"
}
},
{
"id": "node-respond",
"name": "Respond to Webhook",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1720,
300
],
"parameters": {
"respondWith": "json",
"responseBody": "={{ JSON.stringify({ rowId: $('Parse & Score').first().json.rowId, status: $('Parse & Score').first().json.newStatus, qaScore: $('Parse & Score').first().json.qaScore, issues: $('Parse & Score').first().json.qaIssues }) }}"
}
}
],
"connections": {
"Webhook: Code Generated": {
"main": [
[
{
"node": "Syntax Check",
"type": "main",
"index": 0
}
]
]
},
"Syntax Check": {
"main": [
[
{
"node": "Claude: Code-Review",
"type": "main",
"index": 0
}
]
]
},
"Claude: Code-Review": {
"main": [
[
{
"node": "Parse & Score",
"type": "main",
"index": 0
}
]
]
},
"Parse & Score": {
"main": [
[
{
"node": "Passed?",
"type": "main",
"index": 0
}
]
]
},
"Passed?": {
"main": [
[
{
"node": "NocoDB: Status Reviewed",
"type": "main",
"index": 0
}
],
[
{
"node": "NocoDB: Status Needs Fix",
"type": "main",
"index": 0
}
]
]
},
"NocoDB: Status Reviewed": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 0
}
]
]
},
"NocoDB: Status Needs Fix": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 1
}
]
]
},
"Merge": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1",
"saveDataErrorExecution": "all",
"saveDataSuccessExecution": "none"
},
"meta": {
"description": "CoderAgent QA: Syntax-Check \u2192 Claude-Review \u2192 NocoDB Status-Update",
"nocodb": {
"base": "pwxfagcnm6bru9w",
"table": "mjq8palk78za2sz",
"note": "L\u00e4uft intern auf Hetzner (homestack-nocodb:8080) \u2013 kein SSH-Tunnel n\u00f6tig wenn n8n im gleichen Docker-Netz"
}
}
}
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About this workflow
CoderAgent – Auto-Review & QA. Uses httpRequest. Webhook trigger; 9 nodes.
Source: https://github.com/timo-goetz-ai/apki-core-platform/blob/main/agents/coder-agent/n8n_workflow.json — original creator credit. Request a take-down →
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