/**
 * v0.8.4 §5 — Mode resolution for `solosquad import`.
 *
 * Isolated from `import.ts` (which transitively pulls in archive readers
 * and zip dependencies) so the matrix can be unit-tested standalone.
 */
export type ImportMode = "merge" | "replace";
export interface ImportModeOpts {
    mode?: ImportMode;
    /** @deprecated v0.8.4 — use `mode: "merge"`. Removed in v1.0. */
    merge?: boolean;
    /** @deprecated v0.8.4 — use `mode: "replace"`. Removed in v1.0. */
    replace?: boolean;
}
/**
 * Returns the effective mode, or `null` when the caller combined mutually
 * exclusive aliases (CLI exits non-zero in that case).
 */
export declare function resolveImportMode(opts: ImportModeOpts): ImportMode | null;