/**
 * Configuration service for application-wide settings
 *
 * Loads config from environment variables with validation.
 * Defaults defined in src/config/defaults.ts
 */
import { Effect } from "effect";
import type { ColorSpace } from "../domain/color/color.schema.js";
import type { FilePath as FilePathType } from "../io/io.schema.js";
/**
 * Application configuration
 */
export interface AppConfig {
    readonly patternSource: FilePathType;
    readonly defaultOutputFormat: ColorSpace;
    readonly defaultPaletteName: string;
    readonly defaultBatchName: string;
}
declare const ConfigService_base: Effect.Service.Class<ConfigService, "@oklch-palette-generator/services/ConfigService", {
    readonly effect: Effect.Effect<{
        getConfig: () => Effect.Effect<AppConfig>;
        getPatternSource: () => Effect.Effect<FilePathType>;
    }, import("effect/ConfigError").ConfigError, never>;
}>;
/**
 * Configuration service using Effect.Service pattern
 *
 * Loads and validates config from environment variables at initialization.
 */
export declare class ConfigService extends ConfigService_base {
    /**
     * Test layer with fixed configuration
     *
     * Note: .Default provides a Layer that is lazily evaluated when provided,
     * so Schema.decode errors only surface when the layer is actually used in tests.
     */
    static readonly Test: import("effect/Layer").Layer<ConfigService, import("effect/ParseResult").ParseError, never>;
}
export {};
//# sourceMappingURL=ConfigService.d.ts.map