Create Readme.md

This script is designed to run in the **Scripts - Background** module of ServiceNow. It identifies and deletes Incident records that were opened more than 90 days ago from the current date.

Author: Thrizvi

Server-Side Components/Background Scripts/Old Incident/Readme.md

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+# Delete Incidents Older Than 90 Days – ServiceNow Script
+
+This script is designed to run in the **Scripts - Background** module of ServiceNow. It identifies and deletes Incident records that were opened more than 90 days ago from the current date.
+
+## 🧩 Purpose
+
+To clean up old Incident records that are no longer relevant or needed, helping maintain a lean and efficient ServiceNow instance.
+
+## 🛠️ Script Overview
+
+
+(function() {
+    var ninetyDaysAgo = new GlideDateTime();
+    ninetyDaysAgo.subtract(1000 * 60 * 60 * 24 * 90); // 90 days in milliseconds
+
+    var gr = new GlideRecord('incident');
+    gr.addQuery('opened_at', '<', ninetyDaysAgo);
+    gr.query();
+
+    var count = 0;
+    while (gr.next()) {
+        gs.info('Deleting Incident: ' + gr.number);
+        gr.deleteRecord();
+        count++;
+    }
+
+    gs.info('Total Incidents Deleted: ' + count);
+})();