export interface AddPluginConfig {
    /**
     * @default prepend
     * @description Allow you to choose where to add the content.
     */
    placement?: 'prepend' | 'content' | 'append';
    /**
     * @description The actual content you wish to add, either a string or array of strings.
     * You can also specify a path to a local file and the content if it will be loaded by codegen.
     */
    content: string | string[];
}
export declare const VALID_PLACEMENTS: AddPluginConfig['placement'][];