{
  "name": "Governed Analytics Error Handler",
  "nodes": [
    {
      "parameters": {},
      "id": "error-trigger",
      "name": "Error Trigger",
      "type": "n8n-nodes-base.errorTrigger",
      "typeVersion": 1,
      "position": [
        0,
        0
      ],
      "notes": "Attach this workflow as the error workflow for Governed Analytics Pipeline Orchestration."
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "pipeline-name",
              "name": "pipeline_name",
              "value": "governed_analytics_pipeline",
              "type": "string"
            },
            {
              "id": "error-source",
              "name": "error_source",
              "value": "n8n_error_handler",
              "type": "string"
            },
            {
              "id": "error-workflow",
              "name": "failed_workflow",
              "value": "={{ $json.workflow.name || 'unknown_workflow' }}",
              "type": "string"
            },
            {
              "id": "error-node",
              "name": "failed_node",
              "value": "={{ $json.execution.lastNodeExecuted || 'unknown_node' }}",
              "type": "string"
            },
            {
              "id": "error-message",
              "name": "error_message",
              "value": "={{ $json.execution.error.message || 'n8n workflow execution failed' }}",
              "type": "string"
            }
          ]
        },
        "options": {}
      },
      "id": "extract-error-metadata",
      "name": "Extract Error Metadata",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [
        280,
        0
      ],
      "notes": "Normalizes n8n error payload fields before logging and alerting."
    },
    {
      "parameters": {
        "command": "python scripts/register_pipeline_log.py --pipeline-name governed_analytics_pipeline --status failed --message \"n8n governed analytics workflow failed\" --source n8n_error_handler --config config/pipeline_config.yml"
      },
      "id": "register-error-log",
      "name": "Register Error Log",
      "type": "n8n-nodes-base.executeCommand",
      "typeVersion": 1,
      "position": [
        560,
        0
      ],
      "notes": "Records a failure entry in logs/pipeline_runs.jsonl through the project wrapper script."
    },
    {
      "parameters": {
        "resource": "message",
        "operation": "send",
        "guildId": "PLACEHOLDER_DISCORD_GUILD_ID",
        "channelId": "PLACEHOLDER_DISCORD_CHANNEL_ID",
        "content": "Governed Analytics Pipeline failed. Check n8n execution details and logs/pipeline_runs.jsonl. Failed workflow: {{$json.failed_workflow}}. Failed node: {{$json.failed_node}}."
      },
      "id": "send-error-alert",
      "name": "Send Error Alert",
      "type": "n8n-nodes-base.discord",
      "typeVersion": 2,
      "position": [
        840,
        0
      ],
      "credentials": {
        "discordBotApi": {
          "name": "<your credential>"
        }
      },
      "notes": "Placeholder alert node. Replace placeholders and attach real credentials inside n8n only."
    }
  ],
  "connections": {
    "Error Trigger": {
      "main": [
        [
          {
            "node": "Extract Error Metadata",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract Error Metadata": {
      "main": [
        [
          {
            "node": "Register Error Log",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Register Error Log": {
      "main": [
        [
          {
            "node": "Send Error Alert",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "versionId": "governed-analytics-error-handler-template-v2",
  "triggerCount": 1,
  "tags": [
    {
      "name": "governance"
    },
    {
      "name": "error-handling"
    },
    {
      "name": "n8n-template"
    }
  ]
}