{
  "$schema": "http://json-schema.org/draft-2020-12/schema",
  "version": "1.0.0",
  "description": "MetaBuilder N8N Node Registry - Complete mapping of all node types with execution constraints",
  "nodeTypes": [
    {
      "name": "metabuilder.trigger",
      "displayName": "Trigger",
      "description": "Workflow trigger node",
      "group": "core",
      "codex": {
        "categories": ["Core"],
        "label": "Trigger"
      },
      "inputs": [],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Output",
          "description": "Trigger output"
        }
      ],
      "properties": [
        {
          "displayName": "Trigger Type",
          "name": "triggerType",
          "type": "string",
          "default": "manual",
          "description": "Type of trigger",
          "options": [
            { "name": "Manual", "value": "manual" },
            { "name": "Webhook", "value": "webhook" },
            { "name": "Schedule", "value": "schedule" }
          ]
        }
      ],
      "execution": {
        "modes": ["trigger"],
        "maxTimeout": 3600000,
        "retryable": false
      },
      "multiLanguage": {
        "ts": "metabuilder.trigger",
        "python": "metabuilder_trigger"
      }
    },
    {
      "name": "packagerepo.parse_json",
      "displayName": "Parse JSON",
      "description": "Parse and validate JSON input",
      "group": "transform",
      "codex": {
        "categories": ["Transform"],
        "label": "Parse JSON"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "Input data to parse"
        }
      ],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Output",
          "description": "Parsed JSON output"
        }
      ],
      "properties": [
        {
          "displayName": "Input",
          "name": "input",
          "type": "string",
          "required": true,
          "description": "JSON string to parse"
        },
        {
          "displayName": "Output Variable",
          "name": "out",
          "type": "string",
          "description": "Variable name to store output"
        }
      ],
      "execution": {
        "modes": ["operation"],
        "maxTimeout": 30000,
        "retryable": true
      }
    },
    {
      "name": "logic.if",
      "displayName": "Condition",
      "description": "Branch workflow based on condition",
      "group": "logic",
      "codex": {
        "categories": ["Logic"],
        "label": "If/Else"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "Condition input"
        }
      ],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "True",
          "description": "Execute if condition is true"
        },
        {
          "name": "error",
          "type": "error",
          "displayName": "False",
          "description": "Execute if condition is false"
        }
      ],
      "properties": [
        {
          "displayName": "Condition",
          "name": "condition",
          "type": "string",
          "required": true,
          "description": "Boolean expression to evaluate"
        },
        {
          "displayName": "Then Node",
          "name": "then",
          "type": "string",
          "description": "Node to execute if true"
        },
        {
          "displayName": "Else Node",
          "name": "else",
          "type": "string",
          "description": "Node to execute if false"
        }
      ],
      "execution": {
        "modes": ["logic"],
        "maxTimeout": 10000,
        "retryable": false
      }
    },
    {
      "name": "packagerepo.auth_verify_password",
      "displayName": "Verify Password",
      "description": "Verify user password against database",
      "group": "integration",
      "codex": {
        "categories": ["Integration", "Auth"],
        "label": "Verify Password"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "User credentials input"
        }
      ],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Output",
          "description": "Verification result with user data"
        }
      ],
      "properties": [
        {
          "displayName": "Username",
          "name": "username",
          "type": "string",
          "required": true,
          "description": "Username to verify"
        },
        {
          "displayName": "Password",
          "name": "password",
          "type": "string",
          "required": true,
          "typeOptions": { "password": true },
          "description": "Password to verify"
        },
        {
          "displayName": "Output Variable",
          "name": "out",
          "type": "string",
          "description": "Variable to store verified user"
        }
      ],
      "execution": {
        "modes": ["operation"],
        "maxTimeout": 30000,
        "retryable": true
      },
      "credentials": [
        {
          "name": "database",
          "required": false,
          "displayOptions": {
            "show": {}
          }
        }
      ]
    },
    {
      "name": "packagerepo.auth_generate_jwt",
      "displayName": "Generate JWT",
      "description": "Generate JWT authentication token",
      "group": "integration",
      "codex": {
        "categories": ["Integration", "Auth"],
        "label": "Generate JWT"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "User data for token generation"
        }
      ],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Output",
          "description": "Generated JWT token"
        }
      ],
      "properties": [
        {
          "displayName": "Subject",
          "name": "subject",
          "type": "string",
          "required": true,
          "description": "JWT subject (user ID or username)"
        },
        {
          "displayName": "Scopes",
          "name": "scopes",
          "type": "array",
          "description": "User permission scopes"
        },
        {
          "displayName": "Expires In",
          "name": "expires_in",
          "type": "number",
          "default": 86400,
          "description": "Token expiration in seconds"
        },
        {
          "displayName": "Output Variable",
          "name": "out",
          "type": "string",
          "description": "Variable to store JWT token"
        }
      ],
      "execution": {
        "modes": ["operation"],
        "maxTimeout": 10000,
        "retryable": true
      }
    },
    {
      "name": "packagerepo.respond_json",
      "displayName": "Respond JSON",
      "description": "Send JSON response",
      "group": "integration",
      "codex": {
        "categories": ["Integration", "Response"],
        "label": "Respond JSON"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "Response data"
        }
      ],
      "outputs": [],
      "properties": [
        {
          "displayName": "Body",
          "name": "body",
          "type": "object",
          "required": true,
          "description": "Response body (JSON object)"
        },
        {
          "displayName": "Status Code",
          "name": "status",
          "type": "number",
          "default": 200,
          "description": "HTTP status code"
        }
      ],
      "execution": {
        "modes": ["action"],
        "maxTimeout": 10000,
        "retryable": false
      }
    },
    {
      "name": "packagerepo.respond_error",
      "displayName": "Respond Error",
      "description": "Send error response",
      "group": "integration",
      "codex": {
        "categories": ["Integration", "Response"],
        "label": "Respond Error"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input",
          "description": "Error information"
        }
      ],
      "outputs": [],
      "properties": [
        {
          "displayName": "Message",
          "name": "message",
          "type": "string",
          "required": true,
          "description": "Error message"
        },
        {
          "displayName": "Status Code",
          "name": "status",
          "type": "number",
          "default": 400,
          "description": "HTTP status code"
        }
      ],
      "execution": {
        "modes": ["action"],
        "maxTimeout": 10000,
        "retryable": false
      }
    },
    {
      "name": "core.http_request",
      "displayName": "HTTP Request",
      "description": "Make HTTP request to external service",
      "group": "integration",
      "codex": {
        "categories": ["Integration", "HTTP"],
        "label": "HTTP Request"
      },
      "inputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Input"
        }
      ],
      "outputs": [
        {
          "name": "main",
          "type": "main",
          "displayName": "Output"
        }
      ],
      "properties": [
        {
          "displayName": "Method",
          "name": "method",
          "type": "string",
          "default": "GET",
          "options": [
            { "name": "GET", "value": "GET" },
            { "name": "POST", "value": "POST" },
            { "name": "PUT", "value": "PUT" },
            { "name": "DELETE", "value": "DELETE" }
          ]
        },
        {
          "displayName": "URL",
          "name": "url",
          "type": "string",
          "required": true
        },
        {
          "displayName": "Headers",
          "name": "headers",
          "type": "object"
        },
        {
          "displayName": "Body",
          "name": "body",
          "type": "object"
        }
      ],
      "execution": {
        "modes": ["operation"],
        "maxTimeout": 60000,
        "retryable": true
      }
    }
  ],
  "categories": [
    {
      "id": "core",
      "name": "Core",
      "description": "Core workflow components"
    },
    {
      "id": "transform",
      "name": "Transform",
      "description": "Data transformation nodes"
    },
    {
      "id": "logic",
      "name": "Logic",
      "description": "Conditional and control flow"
    },
    {
      "id": "integration",
      "name": "Integration",
      "description": "External service integration"
    }
  ],
  "plugins": [
    {
      "id": "metabuilder.core",
      "name": "MetaBuilder Core",
      "version": "1.0.0",
      "nodeTypes": ["metabuilder.trigger"],
      "languages": ["ts", "python"],
      "repository": "internal"
    },
    {
      "id": "packagerepo",
      "name": "Package Repository",
      "version": "1.0.0",
      "nodeTypes": [
        "packagerepo.parse_json",
        "packagerepo.auth_verify_password",
        "packagerepo.auth_generate_jwt",
        "packagerepo.respond_json",
        "packagerepo.respond_error"
      ],
      "languages": ["ts"],
      "repository": "internal"
    },
    {
      "id": "core.logic",
      "name": "Core Logic",
      "version": "1.0.0",
      "nodeTypes": ["logic.if"],
      "languages": ["ts"],
      "repository": "internal"
    },
    {
      "id": "core.http",
      "name": "HTTP Integration",
      "version": "1.0.0",
      "nodeTypes": ["core.http_request"],
      "languages": ["ts", "python"],
      "repository": "internal"
    }
  ]
}