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/shared/tabs/entity-datatable-tab/datatable-single-row/datatable-single-row.component.ts

@@ -1,4 +1,4 @@
-import { Component, Input, OnInit } from '@angular/core';
+import { Component, Input, OnInit, inject } from '@angular/core';
 import { MatDialog } from '@angular/material/dialog';
 import { ActivatedRoute } from '@angular/router';
 import { Datatables } from 'app/core/utils/datatables';
@@ -8,7 +8,7 @@ import { DeleteDialogComponent } from 'app/shared/delete-dialog/delete-dialog.co
 import { FormDialogComponent } from 'app/shared/form-dialog/form-dialog.component';
 import { FormfieldBase } from 'app/shared/form-dialog/formfield/model/formfield-base';
 import { SystemService } from 'app/system/system.service';
-import { NgIf, NgFor, NgClass, NgSwitch, NgSwitchCase, NgSwitchDefault } from '@angular/common';
+import { NgClass } from '@angular/common';
 import { MatButton, MatIconButton } from '@angular/material/button';
 import { FaIconComponent } from '@fortawesome/angular-fontawesome';
 import { MatDivider } from '@angular/material/divider';
@@ -29,10 +29,7 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
     FaIconComponent,
     MatDivider,
     NgClass,
-    NgSwitch,
-    NgSwitchCase,
     CdkTextareaAutosize,
-    NgSwitchDefault,
     MatIconButton,
     MatTooltip,
     DateFormatPipe,
@@ -42,27 +39,18 @@ import { STANDALONE_SHARED_IMPORTS } from 'app/standalone-shared.module';
   ]
 })
 export class DatatableSingleRowComponent implements OnInit {
+  private route = inject(ActivatedRoute);
+  private dateUtils = inject(Dates);
+  private dialog = inject(MatDialog);
+  private settingsService = inject(SettingsService);
+  private datatables = inject(Datatables);
+  private systemService = inject(SystemService);
+
   @Input() dataObject: any;
   @Input() entityId: string;
   @Input() entityType: string;
   datatableName: string;
 
-  /**
-   * @param {ActivatedRoute} route Activated Route.
-   * @param {Dates} dateUtils Date Utils.
-   * @param {SystemService} systemService System Service.
-   * @param {SettingsService} settingsService Settings Service
-   * @param {Datatables} datatables Datatable utils
-   */
-  constructor(
-    private route: ActivatedRoute,
-    private dateUtils: Dates,
-    private dialog: MatDialog,
-    private settingsService: SettingsService,
-    private datatables: Datatables,
-    private systemService: SystemService
-  ) {}
-
   ngOnInit() {
     this.route.params.subscribe((routeParams: any) => {
       this.datatableName = routeParams.datatableName;