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/organization/working-days/working-days.component.html

@@ -6,23 +6,24 @@
           <div class="layout-row responsive-column">
             <mat-label class="mat-h4 flex-50">{{ 'labels.inputs.Working Days' | translate }}</mat-label>
             <div class="flex-50 layout-column" formArrayName="recurrence">
-              <div *ngFor="let day of recurrence.controls; let i = index">
-                <mat-checkbox labelPosition="after" [formControlName]="i">
-                  {{ weekDays[i].name }}
-                </mat-checkbox>
-              </div>
+              @for (day of recurrence.controls; track day; let i = $index) {
+                <div>
+                  <mat-checkbox labelPosition="after" [formControlName]="i">
+                    {{ weekDays[i].name }}
+                  </mat-checkbox>
+                </div>
+              }
             </div>
           </div>
 
           <mat-form-field>
             <mat-label>{{ 'labels.inputs.Payments due on non working days' | translate }}</mat-label>
             <mat-select formControlName="repaymentRescheduleType">
-              <mat-option
-                *ngFor="let repaymentRescheduleType of repaymentRescheduleTypeData"
-                [value]="repaymentRescheduleType.id"
-              >
-                {{ repaymentRescheduleType.value }}
-              </mat-option>
+              @for (repaymentRescheduleType of repaymentRescheduleTypeData; track repaymentRescheduleType) {
+                <mat-option [value]="repaymentRescheduleType.id">
+                  {{ repaymentRescheduleType.value }}
+                </mat-option>
+              }
             </mat-select>
           </mat-form-field>
 

src/app/organization/working-days/working-days.component.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Component, OnInit, TemplateRef, ElementRef, ViewChild, AfterViewInit } from '@angular/core';
+import { Component, OnInit, TemplateRef, ElementRef, ViewChild, AfterViewInit, inject } from '@angular/core';
 import {
   UntypedFormGroup,
   UntypedFormBuilder,
@@ -37,6 +37,15 @@ const recurrenceDefaultValue = 'FREQ=WEEKLY;INTERVAL=1;BYDAY=';
   ]
 })
 export class WorkingDaysComponent implements OnInit, AfterViewInit {
+  private formBuilder = inject(UntypedFormBuilder);
+  private route = inject(ActivatedRoute);
+  private organizationService = inject(OrganizationService);
+  private settingsService = inject(SettingsService);
+  private router = inject(Router);
+  private dialog = inject(MatDialog);
+  private configurationWizardService = inject(ConfigurationWizardService);
+  private popoverService = inject(PopoverService);
+
   /** Working days form. */
   workingDaysForm: UntypedFormGroup;
   /** Working days data. */
@@ -70,16 +79,7 @@ export class WorkingDaysComponent implements OnInit, AfterViewInit {
    * @param {ConfigurationWizardService} configurationWizardService ConfigurationWizard Service.
    * @param {PopoverService} popoverService PopoverService.
    */
-  constructor(
-    private formBuilder: UntypedFormBuilder,
-    private route: ActivatedRoute,
-    private organizationService: OrganizationService,
-    private settingsService: SettingsService,
-    private router: Router,
-    private dialog: MatDialog,
-    private configurationWizardService: ConfigurationWizardService,
-    private popoverService: PopoverService
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { workingDays: any }) => {
       this.workingDaysData = data.workingDays;
     });

src/app/organization/working-days/working-days.resolver.ts

@@ -1,5 +1,5 @@
 /** Angular Imports */
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 
 /** rxjs Imports */
 import { Observable } from 'rxjs';
@@ -12,10 +12,7 @@ import { OrganizationService } from '../organization.service';
  */
 @Injectable()
 export class WorkingDaysResolver {
-  /**
-   * @param {OrganizationService} organizationService Organization service.
-   */
-  constructor(private organizationService: OrganizationService) {}
+  private organizationService = inject(OrganizationService);
 
   /**
    * Returns the working days data.