added valide DCC example

package.json

 {
   "name": "dccviewer-js",
-  "version": "0.1.1",
+  "version": "0.1.3",
   "description": "A JS application for displaying digital calibration certificates.",
   "main": "dist/dccviewer-js.bundle.js",
   "files": [

src/app.js

 import { parseString } from 'xml2js';
 import { renderMeasurementResults } from './renderers/MeasurementRenderer.js';
 import { renderAdminData } from './renderers/AdminRenderer.js';
-
+import { version } from '../package.json';
 
 import { EventEmitter } from 'events';
 if (typeof window.EventEmitter !== 'function') {
@@ -15,8 +15,9 @@ export function init(xmlStr, options = {}) {
     console.error('No container found with id', containerId);
     return;
   }
-  appContainer.innerHTML = '<div id="disclaimer" style="background:orangered; color:#000; padding:8px; margin-bottom:10px; font-family: sans-serif; font-weight:bold;">This is a proof of concept and contains missing fields and errors. It is not for production use.</div>';
-
+  appContainer.innerHTML = `<div id="disclaimer" style="background:orangered; color:#000; padding:8px; margin-bottom:10px; font-family: sans-serif; font-weight:bold;">
+  This is a proof of concept and contains missing fields and errors. It is not for production use. dcc-viewer-js Version ${version}
+</div>`;
   // Parse the XML string first
   const cleanXmlStr = xmlStr.trim();
   console.log("Clean XML string:", cleanXmlStr);