{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://montrealai.github.io/proof-gradient/standards/AEP-005/schemas/tool_permission_decision.schema.json",
  "title": "AEP-005 Tool Permission Decision",
  "type": "object",
  "required": [
    "decision_id",
    "schema",
    "schema_version",
    "request_id",
    "tool_id",
    "decision",
    "decision_reason",
    "allowed_scope",
    "denied_scope",
    "approval_required",
    "policy_refs",
    "risk_refs",
    "issued_at",
    "hash"
  ],
  "properties": {
    "decision_id": {
      "type": "string"
    },
    "schema": {
      "type": "string",
      "const": "AEP-005-TOOL-PERMISSION-DECISION"
    },
    "schema_version": {
      "type": "string"
    },
    "request_id": {
      "type": "string"
    },
    "tool_id": {
      "type": "string"
    },
    "decision": {
      "type": "string",
      "enum": [
        "allow",
        "deny",
        "approval_required",
        "allow_readonly",
        "allow_draft_only",
        "allow_with_redaction",
        "allow_with_canary",
        "allow_with_rollback",
        "allow_with_lease",
        "allow_with_rate_limit",
        "escalate",
        "quarantine",
        "break_glass_approved"
      ]
    },
    "decision_reason": {
      "type": "string"
    },
    "allowed_scope": {
      "type": "object"
    },
    "denied_scope": {
      "type": "object"
    },
    "approval_required": {
      "type": "boolean"
    },
    "approver_role": {
      "type": "string"
    },
    "lease_ref": {
      "type": "string"
    },
    "policy_refs": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "risk_refs": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "issued_at": {
      "type": "string"
    },
    "expires_at": {
      "type": "string"
    },
    "proof_packet_ref": {
      "type": "string"
    },
    "hash": {
      "type": "string",
      "pattern": "^sha256:[a-fA-F0-9]{64}$"
    }
  }
}