/**
 * TG-05/TG-06 Projection V1: fully deterministic, bounded rendering of
 * delivered-pending owner reports for the model prompt
 * (docs/development/telegram-outbound-context-inbox-design.md, Decision 5).
 *
 * Every limit counts Unicode code points with no Unicode or newline
 * normalization. Hashes are lowercase hexadecimal SHA-256 over exact UTF-8
 * bytes. Selection uses monotonic seq, never timestamps. Any change to the
 * rendered bytes (including wrapUntrustedContent's) requires a new projection
 * version.
 */
export interface ProjectionSourceEvent {
    seq: number;
    deliveryId: string;
    mode: 'digest' | 'full';
    deliveredAtIso: string;
    text: string;
}
export interface ProjectionV1Result {
    version: 'v1';
    /** The exact complete combined block; empty string for an empty selection. */
    text: string;
    /** Lowercase hex SHA-256 over the exact UTF-8 bytes of `text`. */
    projectionHash: string;
    /** Ordered delivery IDs actually rendered - the only IDs that may be consumed. */
    selectedDeliveryIds: string[];
    /** Pending events left unselected by the turn budget. */
    omittedCount: number;
}
/** Render one event within the 8,000-code-point event cap. */
export declare function renderOwnerReportEventV1(source: ProjectionSourceEvent): string;
/**
 * Deterministic selection (design Decision 5): when the whole backlog fits,
 * render everything oldest to newest. Otherwise reserve the oldest pending
 * complete rendered event as the anchor, fill the remaining budget with the
 * newest complete suffix that fits, and mark the chronological gap. The
 * 24,000-code-point cap includes outer tags, separators, and the gap marker;
 * the 32-event cap includes the anchor but not the gap marker.
 */
export declare function buildOwnerReportProjectionV1(events: ProjectionSourceEvent[]): ProjectionV1Result;
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