export interface JsonInputOptions {
    json?: string;
    jsonBase64?: string;
    /** Command name for error messages (e.g. "create from-json"). */
    label?: string;
}
export interface TextInputOptions {
    content?: string;
    base64?: string;
    /** Flag names for error messages. */
    contentFlag?: string;
    base64Flag?: string;
    label?: string;
}
/**
 * Returns raw JSON text from --json or --json-base64 (exactly one required).
 */
export declare function readJsonString(opts: JsonInputOptions): string;
/**
 * Parses JSON from --json or --json-base64 (exactly one required).
 */
export declare function readJsonInput(opts: JsonInputOptions): unknown;
/**
 * Returns plain text from --content or --base64 (exactly one required).
 */
export declare function readTextInput(opts: TextInputOptions): string;
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