fix(exports): stabilize published types and compatibility with updated dependencies

ts/skr.export.pdf.ts

@@ -1,5 +1,6 @@
 import * as plugins from './plugins.js';
 import * as path from 'path';
+import { SmartPdf } from '@push.rocks/smartpdf';
 import type { ITrialBalanceReport, IIncomeStatement, IBalanceSheet } from './skr.types.js';
 
 export interface IPdfReportOptions {
@@ -17,7 +18,7 @@ export interface IPdfReportOptions {
 export class PdfReportGenerator {
   private exportPath: string;
   private options: IPdfReportOptions;
-  private pdfInstance: plugins.smartpdf.SmartPdf | null = null;
+  private pdfInstance: SmartPdf | null = null;
   
   constructor(exportPath: string, options: IPdfReportOptions) {
     this.exportPath = exportPath;
@@ -28,7 +29,7 @@ export class PdfReportGenerator {
    * Initializes the PDF generator
    */
   public async initialize(): Promise<void> {
-    this.pdfInstance = new plugins.smartpdf.SmartPdf();
+    this.pdfInstance = new SmartPdf();
     await this.pdfInstance.start();
   }
 
@@ -598,4 +599,4 @@ export class PdfReportGenerator {
       this.pdfInstance = null;
     }
   }
-}
+}