fix(readme): Update readme documentation: enhance feature summary, update installation instructions and usage examples, remove obsolete config details, and better clarify supported invoice formats.

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@fin.cx/xinvoice',
-  version: '4.1.1',
+  version: '4.1.2',
   description: 'A TypeScript module for creating, manipulating, and embedding XML data within PDF files specifically tailored for xinvoice packages.'
 }

ts/formats/pdf/extractors/base.extractor.ts

@@ -1,5 +1,4 @@
-import { PDFDocument, PDFDict, PDFName, PDFRawStream, PDFArray, PDFString } from 'pdf-lib';
-import * as pako from 'pako';
+import { PDFDocument, PDFDict, PDFName, PDFRawStream, PDFArray, PDFString, pako } from '../../../plugins.js';
 
 /**
  * Base class for PDF XML extractors with common functionality
@@ -149,7 +148,7 @@ export abstract class BaseXMLExtractor {
       try {
         const decompressedBytes = pako.inflate(compressedBytes);
         const xmlContent = new TextDecoder('utf-8').decode(decompressedBytes);
-        
+
         if (this.isValidXml(xmlContent)) {
           console.log(`Successfully extracted decompressed XML from PDF file. File name: ${fileName}`);
           return xmlContent;
@@ -158,16 +157,16 @@ export abstract class BaseXMLExtractor {
         // Decompression failed, try without decompression
         console.log(`Decompression failed for ${fileName}, trying without decompression...`);
       }
-      
+
       // Try without decompression
       const rawBytes = stream.getContents();
       const rawContent = new TextDecoder('utf-8').decode(rawBytes);
-      
+
       if (this.isValidXml(rawContent)) {
         console.log(`Successfully extracted uncompressed XML from PDF file. File name: ${fileName}`);
         return rawContent;
       }
-      
+
       return null;
     } catch (error) {
       console.error('Error extracting XML from stream:', error);

ts/plugins.ts

@@ -0,0 +1,51 @@
+/**
+ * Centralized imports for all external npm modules
+ * This file serves as a single point of import for all external dependencies
+ * to make the codebase more maintainable and follow the DRY principle.
+ */
+
+// PDF-related imports
+import { 
+  PDFDocument, 
+  PDFDict, 
+  PDFName, 
+  PDFRawStream, 
+  PDFArray, 
+  PDFString,
+  AFRelationship
+} from 'pdf-lib';
+
+// XML-related imports
+import { DOMParser, XMLSerializer } from 'xmldom';
+import * as xpath from 'xpath';
+
+// Compression-related imports
+import * as pako from 'pako';
+
+// Business model imports
+import { business, finance, general } from '@tsclass/tsclass';
+
+// Re-export all imports
+export {
+  // PDF-lib exports
+  PDFDocument,
+  PDFDict,
+  PDFName,
+  PDFRawStream,
+  PDFArray,
+  PDFString,
+  AFRelationship,
+  
+  // XML-related exports
+  DOMParser,
+  XMLSerializer,
+  xpath,
+  
+  // Compression-related exports
+  pako,
+  
+  // Business model exports
+  business,
+  finance,
+  general
+};