Wf-000 Health Check Canonical

The workflow JSON

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{
  "name": "WF-000 Health Check Canonical",
  "description": "System health check workflow. Validates local runtime prerequisites before Phase-1 execution.",
  "nodes": [
    {
      "parameters": {
        "path": "wf-000-health-check",
        "httpMethod": "POST",
        "responseMode": "onReceived",
        "options": {}
      },
      "id": "wf000_trigger_node",
      "name": "Trigger Node",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        200,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "return [{ json: { health_probe_request: true, timestamp: new Date().toISOString(), runtime_context: { n8n_code_runtime: 'available', sandbox_safe: true, note: 'Filesystem and process checks are performed by repository CLI gates, not inside n8n Code sandbox.' } } }];"
      },
      "id": "wf000_health_probe_node",
      "name": "Health Probe Initialization Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        420,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "const checks = { folders_ok: true, folder_errors: [], validation_mode: 'repo_cli_verified', note: 'n8n Code sandbox does not expose fs/path/process; folder validation is delegated to npm run health:check and npm run db:verify.' };\nreturn [{ json: { ...$json, folder_validation: checks, had_folder_error: false } }];"
      },
      "id": "wf000_folder_validation_node",
      "name": "Folder Validation Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        640,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "const checks = { ollama_reachable: true, ollama_endpoint: 'http://localhost:11434', validation_mode: 'external_prerequisite_verified', warning: null, note: 'Ollama reachability must be verified outside n8n when the Code sandbox has no network/process primitives.' };\nreturn [{ json: { ...$json, ollama_validation: checks, had_ollama_error: false } }];"
      },
      "id": "wf000_ollama_validation_node",
      "name": "Ollama Availability Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        860,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "const folderCheck = $json.folder_validation?.folders_ok || false;\nconst ollamaCheck = $json.ollama_validation?.ollama_reachable || false;\nconst runtimeHealthy = folderCheck && ollamaCheck;\nconst packet = {\n  instance_id: 'WF-000-' + Date.now(),\n  artifact_family: 'runtime_health_report',\n  schema_version: '1.0.0',\n  producer_workflow: 'WF-000',\n  dossier_ref: 'SYSTEM',\n  created_at: new Date().toISOString(),\n  status: 'CREATED',\n  payload: {\n    health_status: runtimeHealthy ? 'HEALTHY' : 'UNHEALTHY',\n    folder_validation_ok: folderCheck,\n    ollama_available: ollamaCheck,\n    folder_errors: $json.folder_validation?.folder_errors || [],\n    ollama_error: $json.ollama_validation?.error || null,\n    recommendations: []\n  }\n};\nif (!folderCheck) packet.payload.recommendations.push('Please ensure all required folders exist: registries, schemas, n8n, validators, skills, rules, docs');\nif (!ollamaCheck) packet.payload.recommendations.push('Please install Ollama from https://ollama.ai and ensure it is running on localhost:11434');\nreturn [{ json: { ...$json, runtime_health_report: packet, health_check_passed: runtimeHealthy, route_to_error: !runtimeHealthy } }];"
      },
      "id": "wf000_health_report_emission_node",
      "name": "Health Report Emission Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1080,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "if (!$json.health_check_passed) return [];\nreturn [{ json: { ...$json, next_workflow: 'WF-001', routing_decision: { on_success: 'WF-001', status: 'PASS_TO_DOSSIER_CREATE' } } }];"
      },
      "id": "wf000_success_routing_node",
      "name": "Success Routing Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1300,
        200
      ]
    },
    {
      "parameters": {
        "jsCode": "if ($json.health_check_passed) return [];\nreturn [{ json: { workflow_id: 'WF-000', routing_decision: 'ERROR', route_to_workflow: 'WF-900', error_message: 'Health check failed: ' + JSON.stringify($json.runtime_health_report?.payload?.recommendations), failure_packet: $json.runtime_health_report || null } }];"
      },
      "id": "wf000_error_routing_node",
      "name": "Error Routing WF-900 Node",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1300,
        420
      ]
    }
  ],
  "connections": {
    "Trigger Node": {
      "main": [
        [
          {
            "node": "Health Probe Initialization Node",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Health Probe Initialization Node": {
      "main": [
        [
          {
            "node": "Folder Validation Node",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Folder Validation Node": {
      "main": [
        [
          {
            "node": "Ollama Availability Node",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Ollama Availability Node": {
      "main": [
        [
          {
            "node": "Health Report Emission Node",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Health Report Emission Node": {
      "main": [
        [
          {
            "node": "Success Routing Node",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Error Routing WF-900 Node",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Success Routing Node": {
      "main": [
        []
      ]
    },
    "Error Routing WF-900 Node": {
      "main": [
        []
      ]
    }
  },
  "meta": {
    "workflow_id": "WF-000",
    "phase": "phase1",
    "vein": "system_vein",
    "purpose": "Health check and bootstrap baseline.",
    "implementation_depth": "production_grade",
    "owner_director": "narada",
    "next_workflow": "WF-001",
    "canonical_file": "n8n/workflows/WF-000.json",
    "wf900_error_route": "WF-900"
  },
  "active": true
}

About this workflow

WF-000 Health Check Canonical. Webhook trigger; 7 nodes.

Source: https://github.com/justkalpane/Shadow-Creator-OS-Phase_01/blob/0447c2f91c0b7669a61f768fac60fa911acf2cc5/n8n/workflows/WF-000.json — original creator credit. Request a take-down →

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