import { Config, Effect, Redacted } from "effect";
import { LogLevel } from "../logging/types.js";
/** Parses the strings "true"/"false" (case-insensitive) the way `DOCKERIZED` used to. */
export declare const stringBoolean: (value: string) => boolean;
/**
 * The environment variables every mitools consumer shares. Spread these into
 * your own `Config.all({...baseConfigFields, MY_KEY: Config.string("MY_KEY")})`.
 *
 * The library's services read what they need themselves (`Sqlite.layerConfig`,
 * `Logger.layerConfig`, `Pushover.layerConfig`), so this exists for consumers
 * that want one typed config object at startup.
 */
export declare const baseConfigFields: {
    LOG_LEVEL: Config.Config<LogLevel>;
    PUSHOVER_USER: Config.Config<string | undefined>;
    PUSHOVER_TOKEN: Config.Config<Redacted.Redacted<string> | undefined>;
    DOCKERIZED: Config.Config<boolean>;
    DB_NAME: Config.Config<string>;
};
export declare const baseConfig: Config.Config<{
    LOG_LEVEL: LogLevel;
    PUSHOVER_USER: string | undefined;
    PUSHOVER_TOKEN: Redacted.Redacted<string> | undefined;
    DOCKERIZED: boolean;
    DB_NAME: string;
}>;
export type BaseConfig = Config.Success<typeof baseConfig>;
export declare function isSensitiveKey(key: string): boolean;
/** A copy of `config` with sensitive keys (by name) and `Redacted` values replaced by "***". */
export declare function redactConfig<T extends object>(config: T, extraPrivateConfigKeys?: (string & keyof T)[]): Record<string, unknown>;
/** Logs the config at info level with sensitive keys redacted. */
export declare function logConfig<T extends object>(config: T, extraPrivateConfigKeys?: (string & keyof T)[]): Effect.Effect<void>;