Update readme.md

Author: JohanDC-1999

Server-Side Components/Background Scripts/Duplicate Finder/readme.md

@@ -5,18 +5,21 @@ A simple server-side script for ServiceNow that finds and reports on duplicate v
 This script is designed to be run in **Scripts - Background** or as a Fix Script.
 1. Navigate: Go to **System Definition > Scripts - Background** (or type sys.scripts.do in the filter navigator).
 2. Copy Script: Copy the entire contents of the script.js file.
-3. Paste and Configure: Paste the script into the "Run script" text box. At the bottom, modify the function call to target your desired table and field:
+3. Paste and Configure: Paste the script into the "Run script" text box. Add the table to search in `tableName` and the field to search for duplicates in `fieldName`
   ```js
-  // CONFIGURE YOUR QUERY HERE
-  findDuplicates('your_table_name', 'your_field_name');
+  // Update ONLY below values to find duplicates
+  var tableName = '<table_name>'; // ADD: Table you want for duplicates
+  var fieldName = 'field_name';	// ADD: Field that you want to check for duplicates
   ```
   For example, to find duplicate email addresses in the User table:
   ```js
-  findDuplicates('sys_user', 'email');
+  var tableName = 'sys_user';
+  var fieldName = 'email';;
   ```
   To find incidents with the same short description:
   ```js
-  findDuplicates('incident', 'short_description');
+  var tableName = 'incident';
+  var fieldName = 'short_description';
   ```