Blacknode/docs/workflow.schema.json at master · temiroff/Blacknode · GitHub

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{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://blacknode.dev/schemas/workflow-v1.json",
  "title": "Blacknode Workflow v1",
  "description": "Portable Blacknode workflow document. This schema captures graph structure and editor metadata, but not API keys, runtime cook status, or run logs.",
  "type": "object",
  "additionalProperties": false,
  "required": ["kind", "schema_version", "name", "saved_at", "node_meta", "edges"],
  "properties": {
    "kind": {
      "const": "blacknode.workflow"
    },
    "schema_version": {
      "const": 1
    },
    "name": {
      "type": "string",
      "minLength": 1
    },
    "saved_at": {
      "type": "string",
      "description": "ISO 8601 timestamp written by the editor server."
    },
    "entrypoint": {
      "$ref": "#/$defs/entrypoint"
    },
    "metadata": {
      "type": "object",
      "description": "Extra JSON metadata. Templates may declare extension dependencies in metadata.required_packages.",
      "additionalProperties": {
        "$ref": "#/$defs/jsonValue"
      }
    },
    "node_meta": {
      "$ref": "#/$defs/nodeMap"
    },
    "edges": {
      "$ref": "#/$defs/edgeList"
    }
  },
  "$defs": {
    "jsonValue": {
      "oneOf": [
        { "type": "null" },
        { "type": "boolean" },
        { "type": "number" },
        { "type": "string" },
        {
          "type": "array",
          "items": {
            "$ref": "#/$defs/jsonValue"
          }
        },
        {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/jsonValue"
          }
        }
      ]
    },
    "identifier": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256
    },
    "entrypoint": {
      "type": "object",
      "additionalProperties": false,
      "required": ["node_id", "port"],
      "properties": {
        "node_id": {
          "$ref": "#/$defs/identifier"
        },
        "port": {
          "$ref": "#/$defs/identifier"
        }
      }
    },
    "graph": {
      "type": "object",
      "additionalProperties": false,
      "required": ["node_meta", "edges"],
      "properties": {
        "node_meta": {
          "$ref": "#/$defs/nodeMap"
        },
        "edges": {
          "$ref": "#/$defs/edgeList"
        }
      }
    },
    "nodeMap": {
      "type": "object",
      "additionalProperties": {
        "$ref": "#/$defs/node"
      }
    },
    "node": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id",
        "type",
        "params",
        "pos",
        "inputs",
        "outputs",
        "input_types",
        "output_types",
        "input_defaults"
      ],
      "properties": {
        "id": {
          "$ref": "#/$defs/identifier"
        },
        "type": {
          "$ref": "#/$defs/identifier"
        },
        "params": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/jsonValue"
          }
        },
        "pos": {
          "type": "array",
          "prefixItems": [
            { "type": "number" },
            { "type": "number" }
          ],
          "items": false,
          "minItems": 2,
          "maxItems": 2
        },
        "inputs": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/identifier"
          },
          "uniqueItems": true
        },
        "outputs": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/identifier"
          },
          "uniqueItems": true
        },
        "input_types": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/identifier"
          }
        },
        "output_types": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/identifier"
          }
        },
        "input_defaults": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/jsonValue"
          }
        },
        "multi_input_ports": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/identifier"
          },
          "uniqueItems": true
        },
        "variadic_input": {
          "type": ["object", "null"],
          "properties": {
            "prefix": { "$ref": "#/$defs/identifier" },
            "type": { "$ref": "#/$defs/identifier" }
          },
          "required": ["prefix", "type"],
          "additionalProperties": false
        },
        "promoted_inputs": {
          "type": ["array", "null"],
          "items": { "$ref": "#/$defs/identifier" },
          "uniqueItems": true
        },
        "promoted_outputs": {
          "type": ["array", "null"],
          "items": { "$ref": "#/$defs/identifier" },
          "uniqueItems": true
        },
        "subgraph": {
          "$ref": "#/$defs/graph"
        },
        "metadata": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/jsonValue"
          }
        }
      }
    },
    "edgeList": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/edge"
      }
    },
    "edge": {
      "type": "object",
      "additionalProperties": false,
      "required": ["from", "from_port", "to", "to_port"],
      "properties": {
        "from": {
          "$ref": "#/$defs/identifier"
        },
        "from_port": {
          "$ref": "#/$defs/identifier"
        },
        "to": {
          "$ref": "#/$defs/identifier"
        },
        "to_port": {
          "$ref": "#/$defs/identifier"
        }
      }
    }
  }
}