{
  "manifest_version": "1.0.0",
  "template": {
    "id": "9b5477c3-abf4-4fdc-adf2-103c37673d66",
    "slug": "prefect-1",
    "name": "Prefect",
    "description": "Prefect 3.8 workflow orchestration server and UI with Postgres and login.",
    "url": "https://railway.com/deploy/prefect-1",
    "upstream": {
      "image": "prefecthq/prefect:3.8.6-python3.12"
    }
  },
  "services": [
    {
      "name": "Postgres",
      "source": {
        "image": "ghcr.io/railwayapp-templates/postgres-ssl:18"
      },
      "needs_volume": true,
      "volume_mount_path": "/var/lib/postgresql/data",
      "http": false
    },
    {
      "name": "prefect",
      "source": {
        "image": "prefecthq/prefect:3.8.6-python3.12"
      },
      "needs_volume": false,
      "http": true
    }
  ],
  "required_inputs": [
    {
      "key": "PGDATA",
      "service": "Postgres",
      "description": "Provide a value for PGDATA.",
      "secret": false,
      "strategy": "default",
      "default": "/var/lib/postgresql/data/pgdata"
    },
    {
      "key": "PGHOST",
      "service": "Postgres",
      "description": "Provide a value for PGHOST.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "PGPORT",
      "service": "Postgres",
      "description": "Provide a value for PGPORT.",
      "secret": false,
      "strategy": "default",
      "default": "5432"
    },
    {
      "key": "PGUSER",
      "service": "Postgres",
      "description": "Provide a value for PGUSER.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "PGDATABASE",
      "service": "Postgres",
      "description": "Provide a value for PGDATABASE.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "PGPASSWORD",
      "service": "Postgres",
      "description": "Provide a value for PGPASSWORD.",
      "secret": true,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "POSTGRES_DB",
      "service": "Postgres",
      "description": "Provide a value for POSTGRES_DB.",
      "secret": false,
      "strategy": "default",
      "default": "railway"
    },
    {
      "key": "DATABASE_URL",
      "service": "Postgres",
      "description": "Provide a value for DATABASE_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "POSTGRES_USER",
      "service": "Postgres",
      "description": "Provide a value for POSTGRES_USER.",
      "secret": false,
      "strategy": "default",
      "default": "postgres"
    },
    {
      "key": "SSL_CERT_DAYS",
      "service": "Postgres",
      "description": "Provide a value for SSL_CERT_DAYS.",
      "secret": false,
      "strategy": "default",
      "default": "820"
    },
    {
      "key": "POSTGRES_PASSWORD",
      "service": "Postgres",
      "description": "Provide a value for POSTGRES_PASSWORD.",
      "secret": true,
      "strategy": "generate",
      "generate": "strong_password"
    },
    {
      "key": "RAILWAY_DEPLOYMENT_DRAINING_SECONDS",
      "service": "Postgres",
      "description": "Provide a value for RAILWAY_DEPLOYMENT_DRAINING_SECONDS.",
      "secret": false,
      "strategy": "default",
      "default": "60"
    },
    {
      "key": "PORT",
      "service": "prefect",
      "description": "Provide a value for PORT.",
      "secret": false,
      "strategy": "default",
      "default": "4200"
    },
    {
      "key": "PREFECT_API_URL",
      "service": "prefect",
      "description": "Provide a value for PREFECT_API_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_domain"
    },
    {
      "key": "PREFECT_UI_API_URL",
      "service": "prefect",
      "description": "Provide a value for PREFECT_UI_API_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_domain"
    },
    {
      "key": "PREFECT_PRIVATE_API_URL",
      "service": "prefect",
      "description": "Provide a value for PREFECT_PRIVATE_API_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "PREFECT_SERVER_API_AUTH_STRING",
      "service": "prefect",
      "description": "Provide a value for PREFECT_SERVER_API_AUTH_STRING.",
      "secret": false,
      "strategy": "generate",
      "generate": "random_base64_32"
    },
    {
      "key": "PREFECT_SERVER_ANALYTICS_ENABLED",
      "service": "prefect",
      "description": "Provide a value for PREFECT_SERVER_ANALYTICS_ENABLED.",
      "secret": false,
      "strategy": "default",
      "default": "false"
    },
    {
      "key": "PREFECT_API_DATABASE_CONNECTION_URL",
      "service": "prefect",
      "description": "Provide a value for PREFECT_API_DATABASE_CONNECTION_URL.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "RAILWAY_DEPLOYMENT_DRAINING_SECONDS",
      "service": "prefect",
      "description": "Provide a value for RAILWAY_DEPLOYMENT_DRAINING_SECONDS.",
      "secret": false,
      "strategy": "default",
      "default": "20"
    }
  ],
  "deploy": {
    "mcp": {
      "server": "railway",
      "tool": "deploy_template",
      "args": {
        "template_code": "prefect-1"
      }
    },
    "cli": "railway deploy --template prefect-1",
    "api": {
      "method": "POST",
      "path": "/graphql/v2",
      "body": {
        "query": "mutation templateDeploy($input: TemplateDeployV2Input!) { templateDeployV2(input: $input) { projectId workflowId } }",
        "variables": {
          "input": {
            "templateId": "9b5477c3-abf4-4fdc-adf2-103c37673d66",
            "serializedConfig": {
              "buckets": {},
              "services": {
                "53fd7c98-9a4d-46d9-85d9-f385f2636f6d": {
                  "icon": "https://devicons.railway.app/i/postgresql.svg",
                  "name": "Postgres",
                  "deploy": {
                    "startCommand": null,
                    "healthcheckPath": null,
                    "restartPolicyType": "ON_FAILURE",
                    "restartPolicyMaxRetries": 10
                  },
                  "source": {
                    "image": "ghcr.io/railwayapp-templates/postgres-ssl:18"
                  },
                  "variables": {
                    "PGDATA": {
                      "isOptional": false,
                      "defaultValue": "/var/lib/postgresql/data/pgdata"
                    },
                    "PGHOST": {
                      "isOptional": false,
                      "defaultValue": "${{RAILWAY_PRIVATE_DOMAIN}}"
                    },
                    "PGPORT": {
                      "isOptional": false,
                      "defaultValue": "5432"
                    },
                    "PGUSER": {
                      "isOptional": false,
                      "defaultValue": "${{POSTGRES_USER}}"
                    },
                    "PGDATABASE": {
                      "isOptional": false,
                      "defaultValue": "${{POSTGRES_DB}}"
                    },
                    "PGPASSWORD": {
                      "isOptional": false,
                      "defaultValue": "${{POSTGRES_PASSWORD}}"
                    },
                    "POSTGRES_DB": {
                      "isOptional": false,
                      "defaultValue": "railway"
                    },
                    "DATABASE_URL": {
                      "isOptional": false,
                      "defaultValue": "postgresql://${{PGUSER}}:${{POSTGRES_PASSWORD}}@${{RAILWAY_PRIVATE_DOMAIN}}:5432/${{PGDATABASE}}"
                    },
                    "POSTGRES_USER": {
                      "isOptional": false,
                      "defaultValue": "postgres"
                    },
                    "SSL_CERT_DAYS": {
                      "isOptional": false,
                      "defaultValue": "820"
                    },
                    "POSTGRES_PASSWORD": {
                      "isOptional": false,
                      "defaultValue": "{{POSTGRES_PASSWORD}}"
                    },
                    "RAILWAY_DEPLOYMENT_DRAINING_SECONDS": {
                      "isOptional": false,
                      "defaultValue": "60"
                    }
                  },
                  "volumeMounts": {
                    "53fd7c98-9a4d-46d9-85d9-f385f2636f6d": {
                      "mountPath": "/var/lib/postgresql/data"
                    }
                  }
                },
                "b1b006d5-4ba9-4857-9194-0d325f3b25a5": {
                  "icon": "https://github.com/PrefectHQ.png",
                  "name": "prefect",
                  "deploy": {
                    "startCommand": "/usr/bin/tini -g -- /opt/prefect/entrypoint.sh prefect server start --host 0.0.0.0 --port 4200",
                    "healthcheckPath": "/api/health",
                    "restartPolicyType": "ON_FAILURE",
                    "restartPolicyMaxRetries": 10
                  },
                  "source": {
                    "image": "prefecthq/prefect:3.8.6-python3.12"
                  },
                  "variables": {
                    "PORT": {
                      "isOptional": false,
                      "defaultValue": "4200"
                    },
                    "PREFECT_API_URL": {
                      "isOptional": false,
                      "defaultValue": "https://${{RAILWAY_PUBLIC_DOMAIN}}/api"
                    },
                    "PREFECT_UI_API_URL": {
                      "isOptional": false,
                      "defaultValue": "https://${{RAILWAY_PUBLIC_DOMAIN}}/api"
                    },
                    "PREFECT_PRIVATE_API_URL": {
                      "isOptional": false,
                      "defaultValue": "http://${{RAILWAY_PRIVATE_DOMAIN}}:4200/api"
                    },
                    "PREFECT_SERVER_API_AUTH_STRING": {
                      "isOptional": false,
                      "defaultValue": "{{PREFECT_SERVER_API_AUTH_STRING}}"
                    },
                    "PREFECT_SERVER_ANALYTICS_ENABLED": {
                      "isOptional": false,
                      "defaultValue": "false"
                    },
                    "PREFECT_API_DATABASE_CONNECTION_URL": {
                      "isOptional": false,
                      "defaultValue": "postgresql+asyncpg://${{Postgres.PGUSER}}:${{Postgres.PGPASSWORD}}@${{Postgres.PGHOST}}:${{Postgres.PGPORT}}/${{Postgres.PGDATABASE}}"
                    },
                    "RAILWAY_DEPLOYMENT_DRAINING_SECONDS": {
                      "isOptional": false,
                      "defaultValue": "20"
                    }
                  },
                  "networking": {
                    "serviceDomains": {
                      "<hasDomain>:4200": {
                        "port": 4200
                      }
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "post_deploy": {
    "healthcheck": {
      "service": "prefect",
      "method": "GET",
      "path": "/api/health",
      "expect_status": 200
    }
  },
  "resources": {
    "expected_services": 2,
    "needs_volume": true
  },
  "generated_at": "2026-09-25T04:14:47.205Z",
  "generator_version": "0.1.0",
  "status": "validated",
  "validated_at": "2026-09-24T07:48:28.540Z",
  "success_rate_30d": 1,
  "validation": {
    "last_run_id": "run_aed4472b652b41d289f0",
    "checks": [
      {
        "name": "workflow_completed",
        "passed": true
      },
      {
        "name": "all_services_deployed",
        "passed": true
      },
      {
        "name": "healthcheck",
        "passed": true
      },
      {
        "name": "stays_up",
        "passed": true
      }
    ],
    "typical_ready_seconds": 72,
    "typical_build_seconds": 0,
    "typical_start_seconds": 10,
    "slowest_service": "prefect"
  }
}