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/system/manage-external-events/manage-external-events.component.html

@@ -30,8 +30,12 @@
         <td mat-cell *matCellDef="let event">
           <mat-slide-toggle [(ngModel)]="event.enabled" name="{{ event.type }}" (click)="toggleStatus(event)">
             <div [className]="event.enabled ? 'enabled' : 'disabled'">
-              <span *ngIf="event.enabled">{{ 'labels.inputs.Enabled' | translate }}</span>
-              <span *ngIf="!event.enabled">{{ 'labels.inputs.Disabled' | translate }}</span>
+              @if (event.enabled) {
+                <span>{{ 'labels.inputs.Enabled' | translate }}</span>
+              }
+              @if (!event.enabled) {
+                <span>{{ 'labels.inputs.Disabled' | translate }}</span>
+              }
             </div>
           </mat-slide-toggle>
         </td>

src/app/system/manage-external-events/manage-external-events.component.ts

@@ -1,4 +1,4 @@
-import { Component, OnInit, ViewChild } from '@angular/core';
+import { Component, OnInit, ViewChild, inject } from '@angular/core';
 import { MatPaginator } from '@angular/material/paginator';
 import { MatSort, MatSortHeader } from '@angular/material/sort';
 import {
@@ -44,6 +44,9 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class ManageExternalEventsComponent implements OnInit {
+  private route = inject(ActivatedRoute);
+  private systemService = inject(SystemService);
+
   /** Events Data. */
   eventsData: any;
   externalEventConfigurations: any = {};
@@ -63,10 +66,7 @@ export class ManageExternalEventsComponent implements OnInit {
   /** Sorter for reports table. */
   @ViewChild(MatSort, { static: true }) sort: MatSort;
 
-  constructor(
-    private route: ActivatedRoute,
-    private systemService: SystemService
-  ) {
+  constructor() {
     this.route.data.subscribe((data: { events: any }) => {
       this.eventsData = data.events.externalEventConfiguration;
     });

src/app/system/manage-external-events/manage-external-events.resolver.ts

@@ -1,4 +1,4 @@
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import { Router, RouterStateSnapshot, ActivatedRouteSnapshot } from '@angular/router';
 import { Observable, of } from 'rxjs';
 import { SystemService } from '../system.service';
@@ -7,10 +7,7 @@ import { SystemService } from '../system.service';
   providedIn: 'root'
 })
 export class ManageExternalEventsResolver {
-  /**
-   * @param {SystemService} systemService System service.
-   */
-  constructor(private systemService: SystemService) {}
+  private systemService = inject(SystemService);
 
   /**
    * Returns the Configuration data.