{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://edut.ai/schemas/issuer-manifest.v1.schema.json",
  "title": "EDUT Issuer Manifest Schema v1",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "issuer_id",
    "display_name",
    "signing_keys",
    "capabilities",
    "published_at"
  ],
  "properties": {
    "schema_version": {
      "type": "string",
      "const": "issuer_manifest.v1"
    },
    "issuer_id": {
      "type": "string",
      "pattern": "^[a-z0-9][a-z0-9._-]{2,127}$"
    },
    "display_name": {
      "type": "string",
      "minLength": 1,
      "maxLength": 160
    },
    "contact_email": {
      "type": "string",
      "format": "email"
    },
    "signing_keys": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "key_id",
          "algorithm",
          "public_key",
          "status"
        ],
        "properties": {
          "key_id": {
            "type": "string",
            "pattern": "^[a-zA-Z0-9._:-]{3,128}$"
          },
          "algorithm": {
            "type": "string",
            "enum": [
              "ed25519",
              "secp256k1"
            ]
          },
          "public_key": {
            "type": "string",
            "minLength": 16,
            "maxLength": 2048
          },
          "status": {
            "type": "string",
            "enum": [
              "active",
              "retired"
            ]
          }
        }
      }
    },
    "capabilities": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "can_publish_offers",
        "can_issue_entitlements"
      ],
      "properties": {
        "can_publish_offers": {
          "type": "boolean"
        },
        "can_issue_entitlements": {
          "type": "boolean"
        },
        "requires_review": {
          "type": "boolean"
        }
      }
    },
    "published_at": {
      "type": "string",
      "format": "date-time"
    }
  }
}