{
  "$comment": "will-side revision envelope submitted to the deployment platform by Luci (deploy/contract.md). The platform accepts a bundle only when this record is valid and its gates are green.",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "required": ["commit", "images", "gates", "issuedBy", "issuedAt"],
  "additionalProperties": false,
  "properties": {
    "commit": { "type": "string", "pattern": "^[0-9a-f]{40}$" },
    "images": {
      "type": "object",
      "required": ["service", "agent"],
      "additionalProperties": false,
      "properties": {
        "service": { "$ref": "#/$defs/imageRef" },
        "agent": { "$ref": "#/$defs/imageRef" }
      }
    },
    "compatibilityBaseline": {
      "type": "object",
      "required": ["revisionId"],
      "additionalProperties": false,
      "properties": {
        "revisionId": { "type": "string" },
        "serviceDigest": { "type": "string" },
        "agentDigest": { "type": "string" }
      }
    },
    "gates": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": ["name", "status", "evidenceUrl"],
        "additionalProperties": false,
        "properties": {
          "name": { "type": "string" },
          "status": { "enum": ["green"] },
          "evidenceUrl": { "type": "string", "format": "uri" }
        }
      }
    },
    "issuedBy": { "const": "luci" },
    "issuedAt": { "type": "string", "format": "date-time" },
    "buildId": { "type": "string" }
  },
  "$defs": {
    "imageRef": {
      "type": "object",
      "required": ["repository", "digest"],
      "additionalProperties": false,
      "properties": {
        "repository": { "type": "string" },
        "digest": { "type": "string", "pattern": "^sha256:[0-9a-f]{64}$" }
      }
    }
  }
}