export type JsonValue = null | boolean | number | string | JsonValue[] | {
    [key: string]: JsonValue;
};
export type JsonObject = {
    [key: string]: JsonValue;
};
export declare const MAX_BATCH_EVENTS = 200;
export declare const MAX_EVENT_PAYLOAD_BYTES: number;
export declare const MAX_PREVIEW_BYTES: number;
export declare const MAX_ID_LENGTH = 256;
export declare const MAX_TEXT_LENGTH: number;
export declare const LEDGER_EVENT_TYPES: readonly ["intake.started", "intake.answered", "intake.ready", "intake.exhausted", "run.started", "run.closed", "request.received", "constraint.recorded", "decision.recorded", "step.started", "step.completed", "step.failed", "approval.requested", "approval.decided", "tool.requested", "tool.started", "tool.completed", "tool.failed", "tool.outcome_unknown", "command.started", "command.completed", "file.observed", "file.changed", "test.started", "test.completed", "verification.recorded", "error.recorded", "retry.recorded", "cancellation.recorded", "context.used", "context.feedback", "memory.proposed", "memory.promoted", "task_profile.revised", "correction.recorded", "source.event"];
export type LedgerEventType = (typeof LEDGER_EVENT_TYPES)[number];
export declare const CAPTURE_PROFILES: readonly ["minimal", "standard", "diagnostic"];
export type CaptureProfile = (typeof CAPTURE_PROFILES)[number];
export declare const COVERAGE_LEVELS: readonly ["complete", "best_effort", "declared", "unavailable"];
export type CoverageLevel = (typeof COVERAGE_LEVELS)[number];
export declare const RUN_STATUSES: readonly ["intake", "active", "completed", "failed", "cancelled", "interrupted"];
export type RunStatus = (typeof RUN_STATUSES)[number];
export declare const TERMINAL_RUN_STATUSES: readonly ["completed", "failed", "cancelled", "interrupted"];
export declare const TASK_TYPES: readonly ["build", "debug", "research", "review", "devops", "writing", "analysis"];
export type TaskType = (typeof TASK_TYPES)[number];
export interface Coverage {
    run: CoverageLevel;
    tool: CoverageLevel;
    command: CoverageLevel;
    file: CoverageLevel;
    approval: CoverageLevel;
}
export interface ClientInput {
    kind: string;
    version?: string;
    sessionId?: string;
}
export interface ProfileHints {
    taskType: TaskType | null;
    target: string | null;
    expected: string | null;
    constraints: JsonValue | null;
}
export interface TaskInput {
    title: string;
    query: string;
    profileHints: ProfileHints;
}
export interface AnswerInput {
    apiVersion: '1';
    questionId: string;
    value: JsonValue;
}
export interface CreateRunInput {
    runId: string;
    workspace: string;
    protocolVersion: '1';
    client: ClientInput;
    captureProfile: CaptureProfile;
    coverage: Coverage;
    task: TaskInput;
    metadata?: JsonObject;
    parentRunId?: string;
    startedAt?: string;
}
export interface LedgerEventInput {
    eventId?: string;
    sourceEventId?: string;
    sourceSequence?: number;
    eventType: LedgerEventType;
    sourceType?: string;
    actor: string;
    outcome?: string | null;
    occurredAt?: string;
    payload: JsonValue;
}
export interface Redaction {
    path: string;
    kind: 'sensitive_key' | 'secret_pattern' | 'url' | 'home_path' | 'preview_truncated' | 'environment_value' | 'hidden_reasoning';
}
export interface SanitizationOptions {
    workspace?: string;
    home?: string;
}
export interface Sanitized<T> {
    value: T;
    redactions: Redaction[];
    truncated: string[];
}
export interface RunRecord {
    runId: string;
    workspace: string;
    client: ClientInput;
    protocolVersion: string;
    captureProfile: CaptureProfile;
    coverage: Coverage;
    status: RunStatus;
    title: string | null;
    taskHash: string | null;
    metadata: JsonObject;
    lastSequence: number;
    lastSourceSequence: number | null;
    startedAt: string;
    endedAt: string | null;
    createdAt: string;
    updatedAt: string;
}
export interface AppendAck {
    runId: string;
    acceptedThrough: number;
    localSequences: number[];
    sourceSequences: Array<number | null>;
    eventIds: string[];
}
export interface LedgerStoreOptions extends SanitizationOptions {
    now?: () => string;
}
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