Dashboard: fix/updates (WIP)

Hide dahboard in menu when user doesn't have permission

src/app/_services/authentication.service.ts

@@ -128,6 +128,7 @@ export class AuthenticationService {
     isAuthorized(roles: string[]): Observable<boolean> {
         // Return true if at least one role in given list matches one role of the authenticated user
         if (roles.length == 0) return of(true)
+        if (roles.every(role => role == undefined)) return of(true)
         // return this.roles.filter(value => -1 !== roles.indexOf(value.name)).length > 0
         return this.configService.conf.pipe(map(
             conf => conf.bsData?.user?.roles?.filter(value => -1 !== roles.indexOf(value.name)).length > 0