Revert "Prompt login dialog when no JWT is found during authentication check."

This reverts commit e3fd0944df.

frontend/src/app/services/auth.service.ts

@@ -1,20 +1,15 @@
-import {inject, Injectable, signal} from '@angular/core';
+import {Injectable, signal} from '@angular/core';
 import {LoginService} from '@api';
 import {Observable, throwError} from 'rxjs';
 import {catchError, tap} from 'rxjs/operators';
 import {MatSnackBar} from '@angular/material/snack-bar';
 import {JwtHelperService} from '@auth0/angular-jwt';
 import {JwtClaims} from '@custom-types/jwt_interface'
-import {LoginDialogComponent} from '@shared-components/login/login.component';
-import {MatDialog} from '@angular/material/dialog';
-import {Router} from '@angular/router';
 
 @Injectable({
   providedIn: 'root'
 })
 export class AuthService {
-  private dialog: MatDialog = inject(MatDialog)
-
   private isAuthenticatedSubject = signal<boolean>(false);
   public readonly isAuthenticated$ = this.isAuthenticatedSubject.asReadonly();
 
@@ -25,8 +20,7 @@ export class AuthService {
 
   constructor(
     private loginService: LoginService,
-    private snackBar: MatSnackBar,
-    private router: Router
+    private snackBar: MatSnackBar
   ) {
     // Check if user is already logged in on service initialization
     this.checkAuthStatus();
@@ -78,15 +72,6 @@ export class AuthService {
     const jwt = this.getJwt();
     if (!jwt) {
       console.log("No JWT found");
-      const currentUrl = this.router.url;
-      const dialogRef = this.dialog.open(LoginDialogComponent, {
-        width: '400px',
-      })
-      dialogRef.afterClosed().subscribe(result => {
-        if (result) {
-          this.router.navigateByUrl(currentUrl).then();
-        }
-      });
       return false;
     }
     try {