/**
 * Parse a .dockerignore file at `sourcePath` (if present) and combine it with
 * a user-supplied exclude list. The Dockerfile itself is never excluded —
 * `.dockerignore` patterns matching `dockerFile` are filtered out so the
 * S3 asset always contains the Dockerfile.
 */
export declare function resolveExcludes(sourcePath: string, dockerFile: string, exclude: string[] | undefined): string[] | undefined;
export interface BuildSpecOptions {
    readonly imageTag: string;
    readonly dockerFile?: string;
    readonly buildArgs?: {
        [key: string]: string;
    };
    readonly dockerLoginSecretArn?: string;
    readonly installCommands?: string[];
    readonly preBuildCommands?: string[];
    readonly cacheDisabled: boolean;
    readonly platform: 'linux/amd64' | 'linux/arm64';
}
/**
 * Assemble the plain buildspec object that the construct passes to
 * `BuildSpec.fromObject`. Pure function — easy to unit test.
 */
export declare function buildBuildSpec(opts: BuildSpecOptions): Record<string, unknown>;