/**
 * Host-authored contracts for reconciling Kagemusha card observations.
 *
 * TG-01/TG-05/TG-06: connector evidence is untrusted. These immutable
 * candidate records are the only lifecycle-shaped data a board work order may
 * carry; they do not expose connector titles, content, or arbitrary metadata.
 */
export declare const EXTERNAL_LIFECYCLE_STATUSES: readonly ["pending", "in_progress", "review", "done", "cancelled"];
export type ExternalLifecycleStatus = (typeof EXTERNAL_LIFECYCLE_STATUSES)[number];
export interface ExternalObservationSnapshot {
    readonly eventId: string;
    readonly connector: 'kagemusha';
    readonly sourceType: 'kanban_card';
    readonly externalSourceId: string;
    readonly channelPartition: string;
    readonly contentSha256: string;
    readonly sourceTimestampMs: number;
    readonly operatorIngestSeq: number;
    readonly operatorObservationSeq: number;
    readonly observedStatus: string;
    readonly evidenceSummary: string;
}
export interface BindingCandidate extends ExternalObservationSnapshot {
    readonly kind: 'binding';
    readonly candidateId: string;
    readonly taskId: number;
    readonly taskRevision: number;
}
export interface LifecycleCandidate extends ExternalObservationSnapshot {
    readonly kind: 'lifecycle';
    readonly candidateId: string;
    readonly bindingId: number;
    readonly bindingRevision: number;
    readonly taskId: number;
    readonly taskRevision: number;
    readonly proposedStatus: ExternalLifecycleStatus;
}
export interface ExternalLifecycleCandidateSet {
    readonly bindingCandidates: readonly BindingCandidate[];
    readonly lifecycleCandidates: readonly LifecycleCandidate[];
    readonly diagnostics: readonly ExternalLifecycleDiagnostic[];
}
export declare const EXTERNAL_LIFECYCLE_DIAGNOSTIC_CODES: readonly ["missing_event", "unsupported_connector", "unsupported_source_type", "malformed_metadata", "unknown_status", "ambiguous_task_pair", "receipt_already_exists"];
export type ExternalLifecycleDiagnosticCode = (typeof EXTERNAL_LIFECYCLE_DIAGNOSTIC_CODES)[number];
export interface ExternalLifecycleDiagnostic {
    readonly eventId: string;
    readonly code: ExternalLifecycleDiagnosticCode;
}
export interface TaskHintLookup {
    readonly directTaskIdsByEventId: ReadonlyMap<string, readonly number[]>;
    readonly effectTaskIdsByEventId: ReadonlyMap<string, readonly number[]>;
}
export interface CandidateTaskSnapshot {
    readonly taskId: number;
    readonly revision: number;
}
export interface ExistingExternalBindingSnapshot {
    readonly bindingId: number;
    readonly bindingRevision: number;
    readonly taskId: number;
    readonly externalSourceId: string;
    readonly connector: 'kagemusha';
    readonly sourceType: 'kanban_card';
    readonly lastObservationSeq: number;
}
export interface BindingCandidateIdentityInput {
    readonly kind: 'binding';
    readonly eventId: string;
    readonly externalSourceId: string;
    readonly channelPartition: string;
    readonly contentSha256: string;
    readonly operatorObservationSeq: number;
    readonly taskId: number;
    readonly taskRevision: number;
}
export interface LifecycleCandidateIdentityInput extends Omit<BindingCandidateIdentityInput, 'kind'> {
    readonly kind: 'lifecycle';
    readonly bindingId: number;
    readonly bindingRevision: number;
    readonly proposedStatus: ExternalLifecycleStatus;
}
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