/**
 * [WHO]: Provides SAL build metadata, eval env constants, credential loading, and sidecar path resolution
 * [FROM]: Depends on node fs/os/path/url and eval adapter type for local credential normalization
 * [TO]: Consumed by extensions/builtin/sal/index.ts and tests that validate SAL experiment/config behavior
 * [HERE]: extensions/builtin/sal/sal-config.ts - configuration and path boundary for Structural Anchor Localization
 */
import type { EvalAdapterId } from "./eval/index.js";
import type { BuildMeta, SalDiagnosticReporter } from "./sal-runtime.js";
export declare const SAL_AB_ENV = "CATUI_SAL_AB";
export declare const EVAL_ENABLED_ENV = "CATUI_EVAL_ENABLED";
export declare const EVAL_ENDPOINT_ENV = "CATUI_EVAL_ENDPOINT";
export declare const EVAL_RUN_ID_ENV = "CATUI_EVAL_RUN_ID";
export declare const EVAL_VARIANT_ENV = "CATUI_EVAL_VARIANT";
export declare const EVAL_LEGACY_FILE_ENV = "CATUI_EVAL_LEGACY_FILE";
export declare const EVAL_API_KEY_ENV = "CATUI_EVAL_API_KEY";
export declare const EVAL_API_KEY_HEADER_ENV = "CATUI_EVAL_API_KEY_HEADER";
export declare const EVAL_HEADERS_JSON_ENV = "CATUI_EVAL_HEADERS_JSON";
export declare const EVAL_CREDENTIALS_FILE_ENV = "CATUI_EVAL_CREDENTIALS_FILE";
export declare const EVAL_STALE_CLEANUP_ENV = "CATUI_EVAL_CLEANUP_STALE_RUNS";
export interface EvalCredentials {
    insforge_url?: string;
    endpoint?: string;
    api_key?: string;
    anon_key?: string;
    api_key_header?: string;
    headers?: Record<string, string>;
    enabled?: boolean;
    allow_self_signed?: boolean;
    cleanup_stale_runs?: boolean;
    /** Adapter selector. When omitted, inferred from endpoint scheme (http -> insforge, file/path -> jsonl). */
    adapter?: EvalAdapterId;
}
/**
 * Delegate to the shared core/platform/telemetry/build-meta loader so SAL eval, the
 * ext-events sink, and any future telemetry consumer all stamp identical
 * catui_version / commit_hash on emitted rows.
 */
export declare function loadBuildMeta(): BuildMeta;
export declare const BUILD_META: BuildMeta;
export declare function resolveStaleCleanupEnabled(envValue: string | undefined, credentials: EvalCredentials | undefined): boolean;
export declare function isTruthy(value: unknown): boolean;
export declare function parseHeadersJson(raw: string | undefined, reportDiagnostic?: SalDiagnosticReporter): Record<string, string>;
export declare function resolveEvalCredentials(workspaceRoot: string, reportDiagnostic?: SalDiagnosticReporter): EvalCredentials | undefined;
export declare function normalizeExperimentId(experimentId?: string): string | undefined;
export declare function resolveSalSidecarDir(workspaceRoot: string, experimentId?: string): string;
export declare function resolveSalAbEnabled(flagValue: unknown): boolean;