Here is a configuration file in order to use AzureOpenAI to act as a Tech Lead and make code recommendations in Gitlab

n8n_gitlab_discussions.json

{
  "name": "Workflow Copy",
  "nodes": [
    {
      "parameters": {
        "owner": "REDACTED_OWNER",
        "repository": "REDACTED_REPOSITORY",
        "events": [
          "merge_requests"
        ]
      },
      "type": "n8n-nodes-base.gitlabTrigger",
      "typeVersion": 1,
      "position": [0, 0],
      "id": "46602155-b8b8-4af9-a476-707f2b3fef60",
      "name": "GitLab Trigger",
      "webhookId": "REDACTED_WEBHOOK_ID",
      "credentials": {
        "gitlabApi": {
          "id": "REDACTED_CREDENTIAL_ID",
          "name": "REDACTED_CREDENTIAL_NAME"
        }
      }
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "1e71ceb9-4270-4410-a0b2-a79499a2a3cb",
              "name": "PROJECT_ID",
              "value": "={{ $json.body.project.id }}",
              "type": "string"
            },
            {
              "id": "393690b1-380e-4052-9ae0-acc84f8b63e7",
              "name": "MR_ID",
              "value": "={{ $json.body.object_attributes.iid }}",
              "type": "string"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [220, 0],
      "id": "64433974-7e6a-407c-b8ff-c33d411a7509",
      "name": "Edit Fields"
    },
    {
      "parameters": {
        "url": "=https://gitlab.com/api/v4/projects/{{$json.PROJECT_ID}}/merge_requests/{{$json.MR_ID}}/changes",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "PRIVATE-TOKEN",
              "value": "REDACTED_TOKEN"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [440, 0],
      "id": "76c12fa1-a026-4b85-bb58-0c894fb41160",
      "name": "HTTP Request"
    },
    {
      "parameters": {
        "model": "gpt-35-turbo",
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatAzureOpenAi",
      "typeVersion": 1,
      "position": [860, 180],
      "id": "28754e21-86bb-4e87-871d-58784d9d7af0",
      "name": "Azure OpenAI Chat Model",
      "credentials": {
        "azureOpenAiApi": {
          "id": "REDACTED_CREDENTIAL_ID",
          "name": "REDACTED_CREDENTIAL_NAME"
        }
      }
    },
    {
      "parameters": {
        "method": "POST",
        "url": "=https://gitlab.com/api/v4/projects/{{ $('HTTP Request').item.json.project_id }}/merge_requests/{{ $('HTTP Request').item.json.iid }}/notes",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "PRIVATE-TOKEN",
              "value": "REDACTED_TOKEN"
            }
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "body",
              "value": "={{ $json.text }}"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [1460, 0],
      "id": "45012d4a-c27b-4fd6-af9e-19be25379146",
      "name": "HTTP Request1"
    },
    {
      "parameters": {
        "model": "gpt-35-turbo",
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatAzureOpenAi",
      "typeVersion": 1,
      "position": [1440, 420],
      "id": "d54b8cfb-8bbf-48d2-834b-0ab5585d518e",
      "name": "Azure OpenAI Chat Model1",
      "credentials": {
        "azureOpenAiApi": {
          "id": "REDACTED_CREDENTIAL_ID",
          "name": "REDACTED_CREDENTIAL_NAME"
        }
      }
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "ad78cd05-5796-40a1-b519-6b8d692b2688",
              "name": "={{ $json.text }}",
              "value": "={{ $json.chatInput }}",
              "type": "object"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [1120, 260],
      "id": "34c0c210-f586-4182-870a-58dea0527c02",
      "name": "Edit Fields1"
    },
    {
      "parameters": {
        "jsCode": "const raw = $input.first().json.text;\nconst parsed = JSON.parse(raw);\nreturn parsed.map(entry => ({ json: entry }));"
      },
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [1760, 240],
      "id": "9e9a8c23-30b2-4546-99a7-f623b993e7ad",
      "name": "Code"
    },
    {
      "parameters": {
        "method": "POST",
        "url": "=https://gitlab.com/api/v4/projects/{{ $('GitLab Trigger').item.json.body.project.id }}/merge_requests/{{ $('GitLab Trigger').item.json.body.object_attributes.iid }}/discussions ",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "PRIVATE-TOKEN",
              "value": "REDACTED_TOKEN"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n    \"body\": \"{{ $json.body }}\",\n    \"position\": {\n      \"position_type\": \"text\",\n      \"base_sha\": \"{{ $json.position.base_sha }}\",\n      \"start_sha\": \"{{ $json.position.start_sha }}\",\n      \"head_sha\": \"{{ $json.position.head_sha }}\",\n      \"new_path\": \"{{ $json.position.new_path }}\",\n      \"new_line\": {{ $json.position.new_line }}\n    }\n  } ",
        "options": {}
      },
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [1980, 240],
      "id": "a1652095-3ad3-4db1-9058-e87fabfd751d",
      "name": "HTTP Request2"
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "={{ $json.changes }}",
        "messages": {
          "messageValues": [
            {
              "message": "=You are a seasoned technical lead, mentor, and architect, ..."
            }
          ]
        }
      },
      "type": "n8n-nodes-base.promptNode",
      "typeVersion": 1,
      "position": [2160, 420],
      "id": "your-prompt-node-id",
      "name": "Prompt"
    }
  ]
}