/**
 * Configuration options for embed command operations.
 *
 * Controls the behaviour of the embed command, which inlines local image files as base64 data URIs.
 *
 * @category Commands
 */
export interface EmbedOptions {
    /** Perform a dry run without making actual changes */
    dryRun?: boolean;
    /** Enable verbose output with detailed progress information */
    verbose?: boolean;
    /** Output results in JSON format instead of the human-readable summary */
    json?: boolean;
}
/**
 * Summary of an embed run, in the shape emitted by `--json`.
 *
 * @category Commands
 */
export interface EmbedSummary {
    /** Always "embed", so JSON consumers can identify the command */
    command: "embed";
    /** Whether the run completed without errors */
    success: boolean;
    /** Whether this was a dry run, so no files were touched */
    dryRun: boolean;
    /** Number of markdown files examined */
    filesProcessed: number;
    /** Markdown files whose content was rewritten (empty in a dry run) */
    filesModified: string[];
    /** Number of image links rewritten to data URIs */
    imagesEmbedded: number;
    /** Image files removed because nothing in the processed set references them (empty in a dry run) */
    imagesDeleted: string[];
    /** Image files kept because a file in the processed set still references them */
    imagesKept: string[];
    /** Error messages, one per failure */
    errors: string[];
    /** Warning messages */
    warnings: string[];
}
/**
 * CLI command handler for embed operations.
 *
 * Converts linked local images in markdown files to inline base64 data URIs. Each referenced image
 * file is read, base64-encoded, and the markdown link rewritten to the data URI. An image file is
 * removed once no file in the processed set references it any more.
 *
 * @category Commands
 *
 * @example
 *   ```bash # Inline every local image in a document markmv embed doc.md
 *
 *   # Preview the rewrites without touching anything markmv embed docs/*.md --dry-run ```;
 *
 * @param patterns - File patterns to process (supports globs)
 * @param options - Command options
 *
 * @throws Will exit the process with code 1 if the operation fails
 */
export declare function embedCommand(patterns: string[], options: EmbedOptions): Promise<void>;
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