/**
 * ILogger — Logging contract for all @ido4/core components.
 *
 * Key design decisions:
 * - error() requires an Error argument (not just a string)
 * - audit() requires AuditContext with mandatory actor (ADR-15)
 * - performance() requires operation name + duration
 * - child() creates a sub-logger with inherited context
 */
export interface LogContext {
    readonly [key: string]: unknown;
}
export interface AuditContext extends LogContext {
    /** Actor identity — required on every audit entry (ADR-15) */
    readonly actor: ActorIdentity;
    readonly issueNumber?: number;
    readonly transition?: string;
    readonly fromStatus?: string;
    readonly toStatus?: string;
    readonly dryRun?: boolean;
}
export interface ActorIdentity {
    readonly type: 'human' | 'ai-agent' | 'system';
    readonly id: string;
    readonly name?: string;
}
export interface PerformanceContext extends LogContext {
    readonly threshold?: number;
    readonly metadata?: Record<string, unknown>;
}
export interface LogEntry {
    level: string;
    message: string;
    context?: LogContext;
    timestamp: string;
}
export interface ILogger {
    info(message: string, context?: LogContext): void;
    warn(message: string, context?: LogContext): void;
    error(message: string, error: Error, context?: LogContext): void;
    debug(message: string, context?: LogContext): void;
    audit(message: string, auditContext: AuditContext): void;
    performance(operation: string, durationMs: number, context?: PerformanceContext): void;
    child(context: LogContext): ILogger;
}
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