(core) Use inject for dependencies

src/app/core/auth/auth.service.ts

@@ -1,5 +1,5 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { inject, Injectable } from '@angular/core';
 import { AuthUtils } from 'app/core/auth/auth.utils';
 import { UserService } from 'app/core/user/user.service';
 import { catchError, Observable, of, switchMap, throwError } from 'rxjs';
@@ -8,16 +8,8 @@ import { catchError, Observable, of, switchMap, throwError } from 'rxjs';
 export class AuthService
 {
     private _authenticated: boolean = false;
-
+    private _httpClient = inject(HttpClient);
-    /**
+    private _userService = inject(UserService);
-     * Constructor
-     */
-    constructor(
-        private _httpClient: HttpClient,
-        private _userService: UserService,
-    )
-    {
-    }
 
     // -----------------------------------------------------------------------------------------------------
     // @ Accessors

src/app/core/auth/auth.utils.ts

@@ -7,13 +7,6 @@
 
 export class AuthUtils
 {
-    /**
-     * Constructor
-     */
-    constructor()
-    {
-    }
-
     // -----------------------------------------------------------------------------------------------------
     // @ Public methods
     // -----------------------------------------------------------------------------------------------------

src/app/core/navigation/navigation.service.ts

@@ -1,20 +1,14 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { inject, Injectable } from '@angular/core';
 import { Navigation } from 'app/core/navigation/navigation.types';
 import { Observable, ReplaySubject, tap } from 'rxjs';
 
 @Injectable({providedIn: 'root'})
 export class NavigationService
 {
+    private _httpClient = inject(HttpClient);
     private _navigation: ReplaySubject<Navigation> = new ReplaySubject<Navigation>(1);
 
-    /**
-     * Constructor
-     */
-    constructor(private _httpClient: HttpClient)
-    {
-    }
-
     // -----------------------------------------------------------------------------------------------------
     // @ Accessors
     // -----------------------------------------------------------------------------------------------------

src/app/core/user/user.service.ts

@@ -1,20 +1,14 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { inject, Injectable } from '@angular/core';
 import { User } from 'app/core/user/user.types';
 import { map, Observable, ReplaySubject, tap } from 'rxjs';
 
 @Injectable({providedIn: 'root'})
 export class UserService
 {
+    private _httpClient = inject(HttpClient);
     private _user: ReplaySubject<User> = new ReplaySubject<User>(1);
 
-    /**
-     * Constructor
-     */
-    constructor(private _httpClient: HttpClient)
-    {
-    }
-
     // -----------------------------------------------------------------------------------------------------
     // @ Accessors
     // -----------------------------------------------------------------------------------------------------
@@ -40,7 +34,7 @@ export class UserService
     // -----------------------------------------------------------------------------------------------------
 
     /**
-     * Get the current logged in user data
+     * Get the current signed-in user data
      */
     get(): Observable<User>
     {