/**
 * A bounded producer-owned explanation of an external connection failure.
 * This changes error reporting only: it never proves remote acceptance,
 * authorizes a retry, or turns a failed run into a success.
 */
declare const gitReasons: readonly ["authentication_failed", "repository_unavailable", "invalid_remote", "dns_failure", "connection_refused", "network_unreachable", "connection_reset", "connection_timeout", "tls_failure", "rate_limited", "remote_unavailable"];
declare const hermesConfigurationReasons: readonly ["endpoint_missing", "endpoint_invalid", "insecure_transport", "credentials_missing"];
declare const hermesRequestReasons: readonly ["authentication_failed", "endpoint_not_found", "rate_limited", "remote_unavailable", "connection_refused", "dns_failure", "network_unreachable", "connection_reset", "connection_timeout", "tls_failure"];
export type GitConnectionFailure = {
    schemaVersion: 1;
    provider: "git";
    operation: "clone";
    reason: typeof gitReasons[number];
};
export type ConnectionFailure = GitConnectionFailure | ({
    schemaVersion: 1;
    provider: "hermes_gateway";
} & ({
    operation: "configuration";
    reason: typeof hermesConfigurationReasons[number];
} | {
    operation: "create_run";
    reason: typeof hermesRequestReasons[number];
})) | {
    schemaVersion: 1;
    provider: "mcp_http";
    operation: "discover_tools";
    reason: typeof hermesRequestReasons[number];
};
/** Unknown versions, combinations and extra payload fields remain reportable. */
export declare function readConnectionFailure(value: unknown): ConnectionFailure | null;
export {};
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