Upgrading to Angular 20:

Replaced checked in package-lock.json by regenerated one.
Ran ng update @angular/core@20 @angular/cli@20
Ran npm install @angular-builders/jest@^20.0.0 @fortawesome/angular-fontawesome@^3.0.0 @swimlane/ngx-graph@^11
Ran npm install ngx-mat-select-search@^8.0.2.
Ran ng update @angular/material@20.
Updated all eslint and typescript to the latest versions.
Removed @angular-devkit/schematics.
Updated fontawesome.
Updated rxjs and tslib.
Moved required node version from 16 to 20.
Updated jest-preset-angular.
Set preserveWhitespaces to false.
Corrected two type declarations in two typescript files to make ng serve run without errors.
Removed unused angular-devkit/schematics from view-user.component.ts .
Updated list of supported browsers.
Upgraded prettier.
Ran prettier . --write the first time.
Ran prettier . --write the second time.
Ran ng generate @angular/core:inject with defaults, excepted a handful of files.
Fixed remaining eslint problems.
Added dist directory to ignores in eslint.config.js.
Let prettier fix formatting, almost everything is just line breaks.
Made htmlhint ignore @if and @for Angular constructs.
Updated node version in Github workflow to 22.12.0 (build.yml).
Updated .env.ts.
Updated Angular datetime format strings from YYYY-MM-DD to yyyy-MM-dd.
Merged changes from dev into angular20 branch.

src/app/loans/create-loans-account/create-loans-account.component.html

@@ -64,35 +64,38 @@
       </mifosx-loans-account-charges-step>
     </mat-step>
 
-    <mat-step state="repayment" *ngIf="loansAccountFormValid" completed>
-      <ng-template matStepLabel>{{ 'labels.inputs.REPAYMENT SCHEDULE' | translate }}</ng-template>
+    @if (loansAccountFormValid) {
+      <mat-step state="repayment" completed>
+        <ng-template matStepLabel>{{ 'labels.inputs.REPAYMENT SCHEDULE' | translate }}</ng-template>
+        <mifosx-loans-account-schedule-step
+          #loanAccountSchedule
+          [loansAccountTemplate]="loansAccountTemplate"
+          [loansAccountProductTemplate]="loansAccountProductTemplate"
+          [loansAccount]="loansAccount"
+          [currencyCode]="currencyCode"
+        >
+        </mifosx-loans-account-schedule-step>
+      </mat-step>
+    }
 
-      <mifosx-loans-account-schedule-step
-        #loanAccountSchedule
-        [loansAccountTemplate]="loansAccountTemplate"
-        [loansAccountProductTemplate]="loansAccountProductTemplate"
-        [loansAccount]="loansAccount"
-        [currencyCode]="currencyCode"
-      >
-      </mifosx-loans-account-schedule-step>
-    </mat-step>
+    @for (datatable of datatables; track datatable) {
+      <mat-step>
+        <ng-template matStepLabel>{{ datatable.registeredTableName }}</ng-template>
+        <mifosx-loans-account-datatable-step [datatableData]="datatable" #dtloan></mifosx-loans-account-datatable-step>
+      </mat-step>
+    }
 
-    <mat-step *ngFor="let datatable of datatables">
-      <ng-template matStepLabel>{{ datatable.registeredTableName }}</ng-template>
-
-      <mifosx-loans-account-datatable-step [datatableData]="datatable" #dtloan></mifosx-loans-account-datatable-step>
-    </mat-step>
-
-    <mat-step state="preview" *ngIf="loansAccountFormValid" completed>
-      <ng-template matStepLabel>{{ 'labels.inputs.PREVIEW' | translate }}</ng-template>
-
-      <mifosx-loans-account-preview-step
-        [loansAccountTemplate]="loansAccountTemplate"
-        [loansAccountProductTemplate]="loansAccountProductTemplate"
-        [loansAccount]="loansAccount"
-        (submitEvent)="submit()"
-      >
-      </mifosx-loans-account-preview-step>
-    </mat-step>
+    @if (loansAccountFormValid) {
+      <mat-step state="preview" completed>
+        <ng-template matStepLabel>{{ 'labels.inputs.PREVIEW' | translate }}</ng-template>
+        <mifosx-loans-account-preview-step
+          [loansAccountTemplate]="loansAccountTemplate"
+          [loansAccountProductTemplate]="loansAccountProductTemplate"
+          [loansAccount]="loansAccount"
+          (submitEvent)="submit()"
+        >
+        </mifosx-loans-account-preview-step>
+      </mat-step>
+    }
   </mat-stepper>
 </div>

src/app/loans/create-loans-account/create-loans-account.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, QueryList, ViewChild, ViewChildren } from '@angular/core';
+import { Component, QueryList, ViewChild, ViewChildren, inject } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
 
 /** Custom Services */
@@ -41,6 +41,12 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class CreateLoansAccountComponent {
+  private route = inject(ActivatedRoute);
+  private router = inject(Router);
+  private loansService = inject(LoansService);
+  private settingsService = inject(SettingsService);
+  private clientService = inject(ClientsService);
+
   /** Imports all the step component */
   @ViewChild(LoansAccountDetailsStepComponent, { static: true })
   loansAccountDetailsStep: LoansAccountDetailsStepComponent;
@@ -72,13 +78,7 @@ export class CreateLoansAccountComponent {
    * @param {SettingsService} settingsService Settings Service
    * @param {ClientsService} clientService Client Service
    */
-  constructor(
-    private route: ActivatedRoute,
-    private router: Router,
-    private loansService: LoansService,
-    private settingsService: SettingsService,
-    private clientService: ClientsService
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { loansAccountTemplate: any }) => {
       this.loansAccountTemplate = data.loansAccountTemplate;
     });