Dockerfile

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 →

{
  "name": "DockerFile",
  "nodes": [
    {
      "parameters": {
        "authentication": "oAuth2",
        "owner": {
          "__rl": true,
          "value": "https://github.com/Woeter69",
          "mode": "url"
        },
        "repository": {
          "__rl": true,
          "value": "https://github.com/Woeter69/algo",
          "mode": "url"
        },
        "events": [
          "push"
        ],
        "options": {}
      },
      "type": "n8n-nodes-base.githubTrigger",
      "typeVersion": 1,
      "position": [
        0,
        0
      ],
      "id": "d2d271bf-d144-4886-8396-537874a92d3b",
      "name": "Github Trigger",
      "credentials": {
        "githubOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict",
            "version": 2
          },
          "conditions": [
            {
              "id": "b638f563-34f9-4fec-b32e-1c50c0649043",
              "leftValue": "={{ ($json.body.commits || []).reduce(function(acc, commit) { return acc.concat(commit.added || []).concat(commit.modified || []).concat(commit.removed || []); }, []).some(function(filePath) { return filePath.toLowerCase().includes('dockerfile'); }) }}",
              "rightValue": "",
              "operator": {
                "type": "boolean",
                "operation": "true",
                "singleValue": true
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      },
      "type": "n8n-nodes-base.if",
      "typeVersion": 2.2,
      "position": [
        208,
        0
      ],
      "id": "ad59cdae-3cae-41fe-99f1-1333921be7db",
      "name": "If"
    },
    {
      "parameters": {
        "authentication": "webhook",
        "options": {},
        "embeds": {
          "values": [
            {
              "inputMethod": "json",
              "json": "={\n  \"title\": \"Dockerfile Updated in `{{ $json.body.repository.name }}`\",\n  \"color\": 3447003,\n  \"description\": \"<@&1423674084096610465> The `Dockerfile` has been modified. Teammates should consider pulling the latest changes and rebuilding the Docker image.\",\n  \"fields\": [\n    {\n      \"name\": \"Committer\",\n      \"value\": \"{{ $json.body.pusher.name }}\",\n      \"inline\": true\n    },\n    {\n      \"name\": \"Branch\",\n      \"value\": \"{{ $json.body.ref.split('/').pop() }}\",\n      \"inline\": true\n    },\n    {\n      \"name\": \"Commit Message\",\n      \"value\": \"{{ $json.body.head_commit.message }}\"\n    }\n  ],\n  \"url\": \"{{ $json.body.head_commit.url }}\"\n}"
            }
          ]
        }
      },
      "type": "n8n-nodes-base.discord",
      "typeVersion": 2,
      "position": [
        416,
        -96
      ],
      "id": "cc8389d5-bd58-4e0c-9344-511b87fe6541",
      "name": "Discord",
      "credentials": {
        "discordWebhookApi": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Github Trigger": {
      "main": [
        [
          {
            "node": "If",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "If": {
      "main": [
        [
          {
            "node": "Discord",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "e108703e-600b-4544-8d40-c7834edfdfe0",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "id": "yFbUvUai4h4JZtQb",
  "tags": []
}

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.

• discordWebhookApi
• githubOAuth2Api

About this workflow

DockerFile. Uses githubTrigger, discord. Event-driven trigger; 3 nodes.

Source: https://github.com/Woeter69/automations/blob/dd413f06b2fd34ae191f8077aef598cf2dcbd296/n8n/DockerFile.json — original creator credit. Request a take-down →

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