style: clean up import statements for consistency

frontend/src/app/feature/game/slots/slots.component.ts

@@ -61,7 +61,7 @@ export default class SlotsComponent implements OnInit, OnDestroy {
       this.slotInfo.set(data);
     });
 
-    this.userSubscription = this.userService.currentUser$.subscribe((user) => {
+    this.userSubscription = this.userService.getCurrentUser().subscribe((user) => {
       this.balance.set(user?.balance ?? 0);
     });
 

frontend/src/app/feature/lootboxes/lootbox-opening/lootbox-opening.component.ts

@@ -1,4 +1,4 @@
-import { Component, ChangeDetectorRef } from '@angular/core';
+import { ChangeDetectorRef, Component } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { ActivatedRoute, Router } from '@angular/router';
 import { LootboxService } from '../services/lootbox.service';

frontend/src/app/feature/lootboxes/lootbox-selection/lootbox-selection.component.ts

@@ -1,4 +1,4 @@
-import { Component, OnInit, ChangeDetectorRef } from '@angular/core';
+import { ChangeDetectorRef, Component, OnInit } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { NavbarComponent } from '@shared/components/navbar/navbar.component';
 import { LootboxService } from '../services/lootbox.service';

frontend/src/app/feature/lootboxes/services/lootbox.service.ts

@@ -1,6 +1,6 @@
-import { Injectable, inject } from '@angular/core';
+import { inject, Injectable } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
-import { Observable, catchError } from 'rxjs';
+import { catchError, Observable } from 'rxjs';
 import { LootBox, Reward } from 'app/model/LootBox';
 
 @Injectable({

frontend/src/app/feature/transaction-history/transaction-history.component.ts

@@ -1,11 +1,4 @@
-import {
-  ChangeDetectionStrategy,
-  Component,
-  EventEmitter,
-  inject,
-  Input,
-  Output,
-} from '@angular/core';
+import { ChangeDetectionStrategy, Component, EventEmitter, inject, Input, Output } from '@angular/core';
 import { TransactionService } from '@service/transaction.service';
 import { Observable } from 'rxjs';
 import { AsyncPipe, CurrencyPipe, DatePipe, NgIf } from '@angular/common';