Adam Bertram This workflow corresponds to n8n.io template #4073 — we link there as the canonical source.
This workflow follows the Agent → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "mfAxsn2XqfEzDtYr",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "LintBot: Your Automated Code Quality Assistant",
"tags": [],
"nodes": [
{
"id": "8dedfb4b-d477-4fa5-9a9b-68b74450d1fe",
"name": "Listen for Trigger from Github Workflow",
"type": "n8n-nodes-base.webhook",
"position": [
-1040,
-540
],
"parameters": {
"path": "1da5a6e1-9453-4a65-bbac-a1fed633f6ad",
"options": {
"responseHeaders": {
"entries": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
},
"responseMode": "responseNode"
},
"typeVersion": 1
},
{
"id": "4bec8f3a-5670-4fe5-916f-b7fab3165880",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
1780,
-580
],
"parameters": {
"text": "=<files>\n{{ JSON.stringify($json.data) }}\n</files>",
"options": {
"systemMessage": "=You are an expert at code linting. Your job is to receive a JSON-formatted request with various file paths and the code inside each file.\n\nYou will:\n\n1. Look for and fix any linting issues in the files.\n2. First, check if a branch exists and if, create a new branch using the name {{ $('Get PR GitHub Branch').item.json.head.ref }}-linting-fix. If so, use the existing branch.\n3. Commit the new files with fixes to the branch.\n4. Create a PR from that branch with the name: \"Linting fixes for PR:{{ $('Listen for Trigger from Github Workflow').item.json.pull_request_number }}\""
},
"promptType": "define"
},
"typeVersion": 1.9
},
{
"id": "0e043c94-5b69-41f5-9f27-9dd5ea45a628",
"name": "Respond to Webhook",
"type": "n8n-nodes-base.respondToWebhook",
"position": [
2200,
-660
],
"parameters": {
"options": {},
"respondWith": "allIncomingItems"
},
"typeVersion": 1.2
},
{
"id": "68047540-a8ea-4836-9d5b-3b81515f98fc",
"name": "Get PR Files",
"type": "n8n-nodes-base.httpRequest",
"position": [
360,
-540
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/pulls/{{ $('Listen for Trigger from Github Workflow').item.json.pull_request_number }}/files",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "29b9cace-ceaa-446c-a547-ac25c4331d5a",
"name": "Get File Contents",
"type": "n8n-nodes-base.httpRequest",
"position": [
580,
-540
],
"parameters": {
"url": "={{ $json.contents_url }}",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "a8920578-706a-4ed6-8c58-9be88f16420c",
"name": "Convert Base64 to Text File",
"type": "n8n-nodes-base.convertToFile",
"position": [
780,
-540
],
"parameters": {
"options": {},
"operation": "toBinary",
"sourceProperty": "content"
},
"typeVersion": 1.1
},
{
"id": "1fccb56b-ca82-4c9b-9ede-f669a97067f6",
"name": "Extract from File",
"type": "n8n-nodes-base.extractFromFile",
"position": [
980,
-560
],
"parameters": {
"options": {},
"operation": "text"
},
"typeVersion": 1
},
{
"id": "543be972-e489-4ca0-8a43-d77442081016",
"name": "Create Code/FilePath Object",
"type": "n8n-nodes-base.set",
"position": [
1200,
-560
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d18801c8-8c93-4c66-add8-0a5915ac3a6f",
"name": "code",
"type": "string",
"value": "={{ $json.data }}"
},
{
"id": "6da8a116-f59e-481c-a815-acda60e19398",
"name": "filePath",
"type": "string",
"value": "={{ $('Get File Contents').item.json.path }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "ac2ac571-5a1c-4f06-b45f-296fc43557c8",
"name": "Collect All Files Changed",
"type": "n8n-nodes-base.aggregate",
"position": [
1440,
-560
],
"parameters": {
"options": {},
"aggregate": "aggregateAllItemData"
},
"typeVersion": 1
},
{
"id": "9062c98b-6937-4411-9a21-6f047084ab78",
"name": "Get PR GitHub Branch",
"type": "n8n-nodes-base.httpRequest",
"position": [
-580,
-520
],
"parameters": {
"url": "={{ $json.gitHubApiBaseEndpointUri }}/pulls/{{ $('Listen for Trigger from Github Workflow').item.json.pull_request_number }}",
"options": {},
"authentication": "predefinedCredentialType",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "8c9f3d57-b73d-46a1-a7f8-b8ea49fbdbd0",
"name": "Create GitHub Blob",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1660,
-120
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/blobs",
"method": "POST",
"options": {},
"sendBody": true,
"authentication": "predefinedCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "content",
"value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', ``, 'string') }}"
},
{
"name": "encoding",
"value": "utf-8"
}
]
},
"toolDescription": "Creates a GitHub blob for a file",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "3bba3645-f54e-46aa-866f-426404581221",
"name": "Create GitHub Tree",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1880,
-120
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/trees",
"method": "POST",
"options": {},
"jsonBody": "={\n \"base_tree\": \"{{ $('Get Latest Main Branch Tree Hash').item.json.tree.sha }}\",\n \"tree\": {{ $fromAI('json_array_of_files','','string') }}\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"toolDescription": "Creates a GitHub tree object with one file",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "26213bce-5117-475c-98a1-926140cdeec4",
"name": "Create GitHub Commit",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2080,
-140
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/commits",
"method": "POST",
"options": {},
"jsonBody": "={\n \"message\": \"{{ $fromAI('message', '', 'string').replace(/\\n/g, '\\\\n') }}\",\n \"tree\": \"{{ $fromAI('treeHash', '', 'string') }}\",\n \"parents\": [\n \"{{ $('Get Latest Main Branch Commit SHA').item.json.object.sha }}\"\n ]\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"toolDescription": "Creates a commit from the new tree. ",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "cb6918d1-4345-4f77-8667-c4ae6c790db5",
"name": "Create Pull Request",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2580,
-520
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/pulls",
"method": "POST",
"options": {},
"jsonBody": "={\n \"title\": \"{{ $fromAI('title','','string') }}\",\n \"head\": \"refs/heads/{{ $fromAI('head','','string') }}\",\n \"base\": \"main\",\n \"body\": \"{{ $fromAI('body','','string') }}\"\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"toolDescription": "Creates a Pull Request",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "8b9240b2-e23a-4f49-851a-1810d24f1bf3",
"name": "Create Branch",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2480,
-300
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/refs",
"method": "POST",
"options": {},
"jsonBody": "= {\n \"ref\": \"refs/heads/{{ $fromAI('branch_ref','','string') }}\",\n \"sha\": \"{{ $fromAI('commit_sha','','string') }}\"\n }",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"toolDescription": "Creates a branch to point to the new commit",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "ea314631-174f-4d03-a947-0710b2870ed1",
"name": "Get Latest Main Branch Commit SHA",
"type": "n8n-nodes-base.httpRequest",
"position": [
-340,
-540
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/ref/heads/main",
"options": {},
"authentication": "predefinedCredentialType",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "36633281-8335-4381-9393-cb1f64390bee",
"name": "Get Latest Main Branch Tree Hash",
"type": "n8n-nodes-base.httpRequest",
"position": [
140,
-540
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/git/commits/{{ $json.object.sha }}",
"options": {},
"authentication": "predefinedCredentialType",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "435d5b12-3a71-4dbf-9d5d-97b30b249414",
"name": "Get Branch",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2280,
-200
],
"parameters": {
"url": "={{ $('Set Common Fields').item.json.gitHubApiBaseEndpointUri }}/branches/{{ $fromAI('branch_name','','string') }}",
"options": {},
"authentication": "predefinedCredentialType",
"toolDescription": "Get a branch from the GitHub repo",
"nodeCredentialType": "githubApi"
},
"credentials": {
"githubApi": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "b26415fa-b898-4d79-a7da-8f66451f0747",
"name": "Google Gemini Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
1500,
-340
],
"parameters": {
"options": {},
"modelName": "models/gemini-2.0-flash"
},
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "9ec4b763-a3c8-4d5b-a50c-64842038a4ba",
"name": "Set Common Fields",
"type": "n8n-nodes-base.code",
"position": [
-820,
-540
],
"parameters": {
"jsCode": "const commonFields = {\n 'gitHubRepoName': 'my-membership',\n 'gitHubOrgName': 'carved-rock-fitness-gym'\n}\ncommonFields['gitHubApiBaseEndpointUri'] = `https://api.github.com/repos/${commonFields.gitHubOrgName}/${commonFields.gitHubRepoName}`\n\nreturn commonFields"
},
"typeVersion": 2
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "17951810-1716-46ae-90bb-d698a6062483",
"connections": {
"AI Agent": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
},
"Get Branch": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get PR Files": {
"main": [
[
{
"node": "Get File Contents",
"type": "main",
"index": 0
}
]
]
},
"Create Branch": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Extract from File": {
"main": [
[
{
"node": "Create Code/FilePath Object",
"type": "main",
"index": 0
}
]
]
},
"Get File Contents": {
"main": [
[
{
"node": "Convert Base64 to Text File",
"type": "main",
"index": 0
}
]
]
},
"Set Common Fields": {
"main": [
[
{
"node": "Get PR GitHub Branch",
"type": "main",
"index": 0
}
]
]
},
"Create GitHub Blob": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Create GitHub Tree": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Create Pull Request": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Create GitHub Commit": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get PR GitHub Branch": {
"main": [
[
{
"node": "Get Latest Main Branch Commit SHA",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Collect All Files Changed": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Convert Base64 to Text File": {
"main": [
[
{
"node": "Extract from File",
"type": "main",
"index": 0
}
]
]
},
"Create Code/FilePath Object": {
"main": [
[
{
"node": "Collect All Files Changed",
"type": "main",
"index": 0
}
]
]
},
"Get Latest Main Branch Tree Hash": {
"main": [
[
{
"node": "Get PR Files",
"type": "main",
"index": 0
}
]
]
},
"Get Latest Main Branch Commit SHA": {
"main": [
[
{
"node": "Get Latest Main Branch Tree Hash",
"type": "main",
"index": 0
}
]
]
},
"Listen for Trigger from Github Workflow": {
"main": [
[
{
"node": "Set Common Fields",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
githubApigooglePalmApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
LintGuardian is an n8n workflow template that automates code quality enforcement for GitHub repositories. When a pull request is created, the workflow automatically analyzes the changed files, identifies linting issues, fixes them, and submits a new PR with corrections. This…
Source: https://n8n.io/workflows/4073/ — original creator credit. Request a take-down →
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