SlugStrategy

export class CustomSlugStrategy implements SlugStrategy {  generate(ctx: RequestContext, params: SlugGenerateParams): string {    return params.value      .toLowerCase()      .replace(/[^a-z0-9]+/g, '-')      .replace(/^-+|-+$/g, '');  }}

interface SlugStrategy extends InjectableStrategy {    generate(ctx: RequestContext, params: SlugGenerateParams): string | Promise<string>;}