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/web-app.component.ts

@@ -1,3 +1,4 @@
+/* eslint-disable @angular-eslint/prefer-inject */
 /** Angular Imports */
 import { Component, OnInit, HostListener, HostBinding, OnDestroy } from '@angular/core';
 import { Router, NavigationEnd, ActivatedRoute } from '@angular/router';
@@ -75,13 +76,13 @@ registerLocaleData(localeSW);
     trigger('opacityScale', [
       transition(':enter', [
         style({ opacity: 0, transform: 'scale(.95)' }),
-        animate('100ms ease-out', style({ opacity: 1, transform: 'scale(1)' }))]),
+        animate('100ms ease-out', style({ opacity: 1, transform: 'scale(1)' }))
+      ]),
       transition(':leave', [
         style({ opacity: 1, transform: 'scale(1)' }),
-        animate('75ms ease-in', style({ opacity: 0, transform: 'scale(.95)' }))])
-
+        animate('75ms ease-in', style({ opacity: 0, transform: 'scale(.95)' }))
+      ])
     ])
-
   ],
 
   // eslint-disable-next-line @angular-eslint/prefer-standalone