update rd,fd,saving and current product update validation end date and and this all account nominee facility code

src/app/savings/savings-account-stepper/savings-account-details-step/savings-account-details-step.component.html

@@ -132,7 +132,10 @@
     </div>
 
     @if (productTemplate?.introducerRequired) {
-      <mifosx-introducer-search (introducerChange)="onIntroducerChange($event)"></mifosx-introducer-search>
+      <mifosx-introducer-search
+        [excludedClientIds]="primaryClientId ? [primaryClientId] : []"
+        (introducerChange)="onIntroducerChange($event)"
+      ></mifosx-introducer-search>
     }
   }
 
@@ -490,7 +493,10 @@
               <mat-icon>manage_accounts</mat-icon>
               <span>Search &amp; Link Guardian (existing client)</span>
             </div>
-            <mifosx-introducer-search (introducerChange)="onGuardianChange($event)"></mifosx-introducer-search>
+            <mifosx-introducer-search
+              [excludedClientIds]="primaryClientId ? [primaryClientId] : []"
+              (introducerChange)="onGuardianChange($event)"
+            ></mifosx-introducer-search>
 
             @if (guardianName) {
               <div class="soa-guardian-selected">

src/app/savings/savings-account-stepper/savings-account-details-step/savings-account-details-step.component.ts

@@ -330,10 +330,15 @@ export class SavingsAccountDetailsStepComponent implements OnInit {
 
   // ── Joint Account helpers ──────────────────────────────────────────────
   openAddJointHolderDialog(): void {
+    const excludedClientIds = [
+      ...(this.primaryClientId ? [this.primaryClientId] : []),
+      ...this.jointHolders.map((h: any) => h.clientId).filter(Boolean)
+    ];
     const ref = this.dialog.open(AddRelatedClientDialogComponent, {
       width: '500px',
       panelClass: 'arc-dialog-panel',
-      disableClose: true
+      disableClose: true,
+      data: { excludedClientIds }
     });
     ref.afterClosed().subscribe((result) => {
       if (result) {