remove backup creation of original file

clean up internal configuration

scripts/extract-elx/extract-elx.js

@@ -16,7 +16,6 @@
  *   - .json files for objects and metadata
  *   - .txt files for plain text strings
  *   - _manifest.json with extraction metadata
- *   - .elx.original.json backup
  */
 
 const fs = require('fs').promises;
@@ -53,11 +52,9 @@ try {
 const CONFIG = {
   XML_INDENT: 2,
   JSON_INDENT: 2,
-  BACKUP_SUFFIX: '.elx.original.json',
   MANIFEST_FILE: '_manifest.json',
   INDEX_FILE: 'index',
-  ITEM_PREFIX: 'item',
-  ALLOW_OVERWRITE: false,
+  ITEM_PREFIX: 'item'
 };
 
 // ============================================================================
@@ -612,10 +609,6 @@ async function main() {
     console.log(`\n📂 Creating output: ${outputPath}`);
     await createOutputDirectory(outputPath, allowOverwrite);
 
-    // Save backup
-    console.log('   Saving backup...');
-    await saveBackup(outputPath, data);
-
     // Process each root property
     console.log('\n⚙️  Processing properties:\n');
     const processedProperties = [];