{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/magnus919/agent-skills/schemas/bundle-manifest-v1.schema.json",
  "title": "agent-skills bundle manifest v1",
  "description": "Machine-readable composition contract for a canonical bundle under a top-level bundle directory: purpose, audience, lifecycle stages, included skills, prerequisites, outputs, handoffs, conflicts, and eval-suite references. This is a metadata contract for discovery and composition — it is NOT a second skill format and does not alter the SKILL.md contract.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "bundle_name",
    "purpose",
    "audience",
    "stages",
    "included_skills",
    "prerequisites",
    "outputs",
    "handoffs",
    "conflicts",
    "eval_suite"
  ],
  "properties": {
    "schema_version": {
      "type": "integer",
      "const": 1
    },
    "bundle_name": {
      "type": "string",
      "minLength": 1,
      "maxLength": 64,
      "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$"
    },
    "purpose": {
      "type": "string",
      "minLength": 1,
      "pattern": "\\S"
    },
    "audience": {
      "type": "string",
      "minLength": 1,
      "pattern": "\\S"
    },
    "stages": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/stage"
      }
    },
    "included_skills": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "$ref": "#/$defs/relative_path"
      }
    },
    "prerequisites": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/prerequisite"
      }
    },
    "outputs": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "type": "string",
        "minLength": 1,
        "pattern": "\\S"
      }
    },
    "handoffs": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/handoff"
      }
    },
    "conflicts": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/conflict"
      }
    },
    "eval_suite": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "$ref": "#/$defs/relative_path"
      }
    }
  },
  "$defs": {
    "relative_path": {
      "type": "string",
      "minLength": 1,
      "pattern": "^(?![\\s\\S]*[\\u0000-\\u001F\\u007F])(?=.*\\S)(?!/)(?!\\./)(?!.*//)(?!.*\\\\\\\\)(?!.*/$).+$"
    },
    "stage": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "skills"],
      "properties": {
        "name": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        },
        "skills": {
          "type": "array",
          "minItems": 1,
          "uniqueItems": true,
          "items": {
            "$ref": "#/$defs/relative_path"
          }
        }
      }
    },
    "prerequisite": {
      "type": "object",
      "additionalProperties": false,
      "required": ["artifact"],
      "properties": {
        "artifact": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        },
        "skill": {
          "$ref": "#/$defs/relative_path"
        }
      }
    },
    "handoff": {
      "type": "object",
      "additionalProperties": false,
      "required": ["to", "artifact"],
      "properties": {
        "to": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        },
        "artifact": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        },
        "note": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        }
      }
    },
    "conflict": {
      "type": "object",
      "additionalProperties": false,
      "required": ["skill", "with", "guidance"],
      "properties": {
        "skill": {
          "$ref": "#/$defs/relative_path"
        },
        "with": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        },
        "guidance": {
          "type": "string",
          "minLength": 1,
          "pattern": "\\S"
        }
      }
    }
  }
}