{
  "manifest_version": "1.0.0",
  "template": {
    "id": "8aa1018a-bfdb-424d-bb52-40d066280fcc",
    "slug": "growthbook-feature-flags",
    "name": "GrowthBook [Updated Sep'26]",
    "description": "GrowthBook — Feature Flags & A/B Testing, no per-seat fees",
    "url": "https://railway.com/deploy/growthbook-feature-flags",
    "upstream": {
      "image": "growthbook/growthbook"
    }
  },
  "services": [
    {
      "name": "GrowthBook",
      "source": {
        "image": "growthbook/growthbook"
      },
      "needs_volume": true,
      "volume_mount_path": "/usr/local/src/app/packages/back-end/uploads",
      "http": true
    },
    {
      "name": "MongoDB",
      "source": {
        "image": "mongo:8.0"
      },
      "needs_volume": true,
      "volume_mount_path": "/data/db",
      "http": false
    }
  ],
  "required_inputs": [
    {
      "key": "PORT",
      "service": "GrowthBook",
      "description": "PORT",
      "secret": false,
      "strategy": "default",
      "default": "3000"
    },
    {
      "key": "NODE_ENV",
      "service": "GrowthBook",
      "description": "NODE_ENV",
      "secret": false,
      "strategy": "default",
      "default": "production"
    },
    {
      "key": "JWT_SECRET",
      "service": "GrowthBook",
      "description": "JWT_SECRET",
      "secret": true,
      "strategy": "generate",
      "generate": "random_base64_32"
    },
    {
      "key": "MONGODB_URI",
      "service": "GrowthBook",
      "description": "MONGODB_URI",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "BACKEND_PORT",
      "service": "GrowthBook",
      "description": "BACKEND_PORT",
      "secret": false,
      "strategy": "default",
      "default": "3100"
    },
    {
      "key": "ENCRYPTION_KEY",
      "service": "GrowthBook",
      "description": "ENCRYPTION_KEY",
      "secret": true,
      "strategy": "generate",
      "generate": "random_base64_32"
    },
    {
      "key": "SECRET_API_KEY",
      "service": "GrowthBook",
      "description": "SECRET_API_KEY",
      "secret": true,
      "strategy": "generate",
      "generate": "random_base64_32"
    },
    {
      "key": "GB_STATS_ENGINE_MIN_POOL_SIZE",
      "service": "GrowthBook",
      "description": "Setting this variable to 0 ensures the stats engine only starts a Python instance when required, saving memory.",
      "secret": false,
      "strategy": "default",
      "default": "0"
    },
    {
      "key": "MONGOHOST",
      "service": "MongoDB",
      "description": "Railway Private Domain Name.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "MONGOPORT",
      "service": "MongoDB",
      "description": "MongoDB Port.",
      "secret": false,
      "strategy": "default",
      "default": "27017"
    },
    {
      "key": "MONGOUSER",
      "service": "MongoDB",
      "description": "Mongodb user.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "MONGO_URL",
      "service": "MongoDB",
      "description": "Private URL to connect to MongoDB.",
      "secret": false,
      "strategy": "railway_provided",
      "railway_source": "railway_private_domain"
    },
    {
      "key": "MONGOPASSWORD",
      "service": "MongoDB",
      "description": "Root password.",
      "secret": true,
      "strategy": "railway_provided",
      "railway_source": "reference_variable"
    },
    {
      "key": "MONGO_INITDB_ROOT_PASSWORD",
      "service": "MongoDB",
      "description": "Root user password, set during initialization.",
      "secret": true,
      "strategy": "generate",
      "generate": "strong_password"
    },
    {
      "key": "MONGO_INITDB_ROOT_USERNAME",
      "service": "MongoDB",
      "description": "User created during initialization, given the root role.",
      "secret": false,
      "strategy": "default",
      "default": "mongo"
    }
  ],
  "deploy": {
    "mcp": {
      "server": "railway",
      "tool": "deploy_template",
      "args": {
        "template_code": "growthbook-feature-flags"
      }
    },
    "cli": "railway deploy --template growthbook-feature-flags",
    "api": {
      "method": "POST",
      "path": "/graphql/v2",
      "body": {
        "query": "mutation templateDeploy($input: TemplateDeployV2Input!) { templateDeployV2(input: $input) { projectId workflowId } }",
        "variables": {
          "input": {
            "templateId": "8aa1018a-bfdb-424d-bb52-40d066280fcc",
            "serializedConfig": {
              "services": {
                "63a1d9a9-3cf0-424e-a325-e4967c24d137": {
                  "icon": "https://avatars.githubusercontent.com/u/65404594?v=4",
                  "name": "GrowthBook",
                  "source": {
                    "image": "growthbook/growthbook"
                  },
                  "variables": {
                    "PORT": {
                      "isOptional": false,
                      "description": "PORT",
                      "defaultValue": "3000"
                    },
                    "API_HOST": {
                      "isOptional": true,
                      "description": "Port forwarded domain to 3100 (Required, fill in later)",
                      "defaultValue": ""
                    },
                    "NODE_ENV": {
                      "isOptional": false,
                      "description": "NODE_ENV",
                      "defaultValue": "production"
                    },
                    "APP_ORIGIN": {
                      "isOptional": true,
                      "description": "Port forwarded domain to 3000 (Required, fill in later)",
                      "defaultValue": ""
                    },
                    "JWT_SECRET": {
                      "isOptional": false,
                      "description": "JWT_SECRET",
                      "defaultValue": "{{JWT_SECRET}}"
                    },
                    "MONGODB_URI": {
                      "isOptional": false,
                      "description": "MONGODB_URI",
                      "defaultValue": "${{MongoDB.MONGO_URL}}"
                    },
                    "BACKEND_PORT": {
                      "isOptional": false,
                      "description": "BACKEND_PORT",
                      "defaultValue": "3100"
                    },
                    "ENCRYPTION_KEY": {
                      "isOptional": false,
                      "description": "ENCRYPTION_KEY",
                      "defaultValue": "{{ENCRYPTION_KEY}}"
                    },
                    "SECRET_API_KEY": {
                      "isOptional": false,
                      "description": "SECRET_API_KEY",
                      "defaultValue": "{{SECRET_API_KEY}}"
                    },
                    "GB_STATS_ENGINE_MIN_POOL_SIZE": {
                      "isOptional": false,
                      "description": "Setting this variable to 0 ensures the stats engine only starts a Python instance when required, saving memory.",
                      "defaultValue": "0"
                    }
                  },
                  "networking": {
                    "serviceDomains": {
                      "<hasDomain>:3000": {
                        "port": 3000
                      }
                    }
                  },
                  "volumeMounts": {
                    "63a1d9a9-3cf0-424e-a325-e4967c24d137": {
                      "mountPath": "/usr/local/src/app/packages/back-end/uploads"
                    }
                  }
                },
                "66a3964e-490f-491f-a209-d160d8966c9b": {
                  "icon": "https://devicons.railway.app/i/mongodb.svg",
                  "name": "MongoDB",
                  "deploy": {
                    "startCommand": "docker-entrypoint.sh mongod --ipv6 --bind_ip ::,0.0.0.0 --setParameter diagnosticDataCollectionEnabled=false",
                    "requiredMountPath": "/data/db"
                  },
                  "source": {
                    "image": "mongo:8.0"
                  },
                  "variables": {
                    "MONGOHOST": {
                      "isOptional": false,
                      "description": "Railway Private Domain Name.",
                      "defaultValue": "${{ RAILWAY_PRIVATE_DOMAIN }}"
                    },
                    "MONGOPORT": {
                      "isOptional": false,
                      "description": "MongoDB Port.",
                      "defaultValue": "27017"
                    },
                    "MONGOUSER": {
                      "isOptional": false,
                      "description": "Mongodb user.",
                      "defaultValue": "${{ MONGO_INITDB_ROOT_USERNAME }}"
                    },
                    "MONGO_URL": {
                      "isOptional": false,
                      "description": "Private URL to connect to MongoDB.",
                      "defaultValue": "mongodb://${{MONGO_INITDB_ROOT_USERNAME}}:${{MONGO_INITDB_ROOT_PASSWORD}}@${{RAILWAY_PRIVATE_DOMAIN}}:27017"
                    },
                    "MONGOPASSWORD": {
                      "isOptional": false,
                      "description": "Root password.",
                      "defaultValue": "${{ MONGO_INITDB_ROOT_PASSWORD }}"
                    },
                    "MONGO_INITDB_ROOT_PASSWORD": {
                      "isOptional": false,
                      "description": "Root user password, set during initialization.",
                      "defaultValue": "{{MONGO_INITDB_ROOT_PASSWORD}}"
                    },
                    "MONGO_INITDB_ROOT_USERNAME": {
                      "isOptional": false,
                      "description": "User created during initialization, given the root role.",
                      "defaultValue": "mongo"
                    }
                  },
                  "volumeMounts": {
                    "66a3964e-490f-491f-a209-d160d8966c9b": {
                      "mountPath": "/data/db"
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "post_deploy": {},
  "resources": {
    "expected_services": 2,
    "needs_volume": true
  },
  "generated_at": "2026-10-01T10:14:52.086Z",
  "generator_version": "0.1.0",
  "status": "validated",
  "validated_at": "2026-10-01T04:16:54.204Z",
  "success_rate_30d": 1,
  "validation": {
    "last_run_id": "run_de716317b5834b3c9bdc",
    "checks": [
      {
        "name": "workflow_completed",
        "passed": true
      },
      {
        "name": "all_services_deployed",
        "passed": true
      },
      {
        "name": "stays_up",
        "passed": true
      }
    ],
    "typical_ready_seconds": 103,
    "typical_build_seconds": 0,
    "typical_start_seconds": 20,
    "slowest_service": "GrowthBook"
  }
}