{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://alga.example.com/schemas/workflow-bundle.v1.schema.json",
  "title": "Alga Workflow Bundle v1",
  "type": "object",
  "additionalProperties": false,
  "required": ["format", "formatVersion", "exportedAt", "workflows"],
  "properties": {
    "format": { "type": "string", "const": "alga-psa.workflow-bundle" },
    "formatVersion": { "type": "integer", "const": 1 },
    "exportedAt": { "type": "string", "format": "date-time" },
    "workflows": {
      "type": "array",
      "items": { "$ref": "#/definitions/workflow" },
      "minItems": 1
    }
  },
  "definitions": {
    "workflow": {
      "type": "object",
      "additionalProperties": false,
      "required": ["key", "metadata", "dependencies", "draft", "publishedVersions"],
      "properties": {
        "key": {
          "type": "string",
          "minLength": 1,
          "pattern": "^[a-z0-9][a-z0-9._-]*$"
        },
        "metadata": { "$ref": "#/definitions/metadata" },
        "dependencies": { "$ref": "#/definitions/dependencies" },
        "draft": { "$ref": "#/definitions/draft" },
        "publishedVersions": {
          "type": "array",
          "items": { "$ref": "#/definitions/publishedVersion" }
        }
      }
    },
    "dependencies": {
      "type": "object",
      "additionalProperties": false,
      "required": ["actions", "nodeTypes", "schemaRefs"],
      "properties": {
        "actions": {
          "type": "array",
          "items": { "$ref": "#/definitions/actionRef" },
          "uniqueItems": true,
          "default": []
        },
        "nodeTypes": {
          "type": "array",
          "items": { "type": "string", "minLength": 1 },
          "uniqueItems": true,
          "default": []
        },
        "schemaRefs": {
          "type": "array",
          "items": { "type": "string", "minLength": 1 },
          "uniqueItems": true,
          "default": []
        }
      }
    },
    "actionRef": {
      "type": "object",
      "additionalProperties": false,
      "required": ["actionId", "version"],
      "properties": {
        "actionId": { "type": "string", "minLength": 1 },
        "version": { "type": "integer", "minimum": 1 }
      }
    },
    "metadata": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "name",
        "description",
        "payloadSchemaRef",
        "payloadSchemaMode",
        "pinnedPayloadSchemaRef",
        "trigger",
        "isSystem",
        "isVisible",
        "isPaused",
        "concurrencyLimit",
        "autoPauseOnFailure",
        "failureRateThreshold",
        "failureRateMinRuns",
        "retentionPolicyOverride"
      ],
      "properties": {
        "name": { "type": "string", "minLength": 1 },
        "description": { "type": ["string", "null"] },
        "payloadSchemaRef": { "type": "string", "minLength": 1 },
        "payloadSchemaMode": { "type": ["string", "null"] },
        "pinnedPayloadSchemaRef": { "type": ["string", "null"] },
        "trigger": { "type": ["object", "null"], "additionalProperties": true },
        "isSystem": { "type": "boolean" },
        "isVisible": { "type": "boolean" },
        "isPaused": { "type": "boolean" },
        "concurrencyLimit": { "type": ["integer", "null"] },
        "autoPauseOnFailure": { "type": "boolean" },
        "failureRateThreshold": { "type": ["number", "string", "null"] },
        "failureRateMinRuns": { "type": ["integer", "null"] },
        "retentionPolicyOverride": { "type": ["object", "null"], "additionalProperties": true }
      }
    },
    "draft": {
      "type": "object",
      "additionalProperties": false,
      "required": ["draftVersion", "definition"],
      "properties": {
        "draftVersion": { "type": "integer" },
        "definition": { "type": "object", "additionalProperties": true }
      }
    },
    "publishedVersion": {
      "type": "object",
      "additionalProperties": false,
      "required": ["version", "definition", "payloadSchemaJson"],
      "properties": {
        "version": { "type": "integer" },
        "definition": { "type": "object", "additionalProperties": true },
        "payloadSchemaJson": { "type": ["object", "null"], "additionalProperties": true }
      }
    }
  }
}