Update ci status on change request closure (#2627)

* Script.js

* README.md

Author: srikanthroyal932-cmyk

Server-Side Components/Business Rules/Update CI status on Change Request closure/README.md

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+Update CI status on Change Request Closure 
+
+1. Create a Business Rule - After Update
+2. Select the Change Request Table.
+3. Add a condition as when Change state = "Closed"
+4. Run only when Change is moving to Closed
+5. Query all CI relationships for this Change Request
+6. Update CI status based on the condition
+7. The relationship table that links a change (task) to CIs (ci_item).

Server-Side Components/Business Rules/Update CI status on Change Request closure/Script.js

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+(function executeRule(current, previous) {
+    // Run only when Change is moving to Closed
+    if (previous.state != current.state && current.state == 'closed') {
+
+        gs.info('Change ' + current.number + ' closed — updating related CI statuses.');
+
+        // Query all CI relationships for this Change
+        var ciRel = new GlideRecord('task_ci');
+        ciRel.addQuery('task', current.sys_id);
+        ciRel.query();
+
+        while (ciRel.next()) {
+            if (ciRel.ci_item) {
+                var ci = new GlideRecord('cmdb_ci');
+                if (ci.get(ciRel.ci_item)) {
+
+                    // Example: Update CI status
+                    ci.install_status = 1; // 1 = In Service (Active)
+                    ci.update();
+
+                    gs.info('CI ' + ci.name + ' status updated to In Service for Change ' + current.number);
+                }
+            }
+        }
+    }
+})(current, previous);