59 changed files with 212 additions and 887 deletions
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@ -31,64 +31,3 @@ jobs:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}

-  build-backend-image:
-    needs: release
-    runs-on: ubuntu-latest
-    name: Build Backend Image
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0 # Ensure full history is available
-      - name: Extract tag
-        run: |
-          TAG=$(git describe --tags --abbrev=0)
-          echo "TAG=$TAG" >> $GITHUB_ENV
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Login
-        uses: docker/login-action@v3
-        with:
-          registry: git.kjan.de
-          username: ${{ secrets.DOCKER_USER }}
-          password: ${{ secrets.DOCKER_PASS }}
-      - name: Build and push
-        uses: docker/build-push-action@v6
-        with:
-          context: backend/
-          file: backend/.docker/Dockerfile
-          push: true
-          tags: |
-            git.kjan.de/szut/casino-backend:latest
-            git.kjan.de/szut/casino-backend:${{ env.TAG }}
-
-  build-frontend-image:
-    needs: release
-    runs-on: ubuntu-latest
-    name: Build Frontend Image
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0 # Ensure full history is available
-      - name: Extract tag
-        run: |
-          TAG=$(git describe --tags --abbrev=0)
-          echo "TAG=$TAG" >> $GITHUB_ENV
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Login
-        uses: docker/login-action@v3
-        with:
-          registry: git.kjan.de
-          username: ${{ secrets.DOCKER_USER }}
-          password: ${{ secrets.DOCKER_PASS }}
-      - name: Build and push
-        uses: docker/build-push-action@v6
-        with:
-          context: frontend/
-          file: frontend/.docker/Dockerfile
-          push: true
-          tags: |
-            git.kjan.de/szut/casino-frontend:latest
-            git.kjan.de/szut/casino-frontend:${{ env.TAG }}
--- a/backend/.docker/Dockerfile
+++ b/backend/.docker/Dockerfile
@ -1,17 +1,17 @@
-FROM gradle:jdk23 AS builder
+FROM gradle:jdk22 AS builder
 WORKDIR /app

-COPY gradlew build.gradle.kts settings.gradle.kts config ./
+COPY gradlew build.gradle.kts settings.gradle.kts ./
 COPY gradle gradle

 RUN chmod +x gradlew
-RUN gradle dependencies
+RUN ./gradlew dependencies

 COPY src src

-RUN gradle clean build -x test -x checkstyleMain -x checkstyleTest -x compileTestJava
+RUN ./gradlew clean build -x test

-FROM openjdk:23-jdk-slim AS runtime
+FROM openjdk:22-jdk-slim
 WORKDIR /app

 COPY --from=builder /app/build/libs/*.jar app.jar
--- a/backend/src/main/java/de/szut/casino/CasinoApplication.java
+++ b/backend/src/main/java/de/szut/casino/CasinoApplication.java
@ -1,10 +1,20 @@
 package de.szut.casino;

+import de.szut.casino.lootboxes.LootBoxEntity;
+import de.szut.casino.lootboxes.LootBoxRepository;
+import de.szut.casino.lootboxes.RewardEntity;
+import de.szut.casino.lootboxes.RewardRepository;
+import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.annotation.Bean;
 import org.springframework.web.client.RestTemplate;

+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
@SpringBootApplication
 public class CasinoApplication {

--- a/backend/src/main/java/de/szut/casino/blackjack/BlackJackGameController.java
+++ b/backend/src/main/java/de/szut/casino/blackjack/BlackJackGameController.java
@ -1,9 +1,6 @@
 package de.szut.casino.blackjack;

-import de.szut.casino.exceptionHandling.exceptions.InsufficientFundsException;
-import de.szut.casino.exceptionHandling.exceptions.UserNotFoundException;
-import de.szut.casino.shared.dto.BetDto;
-import de.szut.casino.shared.service.BalanceService;
+import de.szut.casino.blackjack.dto.CreateBlackJackGameDto;
 import de.szut.casino.user.UserEntity;
 import de.szut.casino.user.UserService;
 import jakarta.validation.Valid;
@ -12,18 +9,19 @@ import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;

 import java.math.BigDecimal;
-import java.util.*;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;

@Slf4j
@RestController
 public class BlackJackGameController {

-    private final BalanceService balanceService;
    private final UserService userService;
    private final BlackJackService blackJackService;

-    public BlackJackGameController(BalanceService balanceService, UserService userService, BlackJackService blackJackService) {
-        this.balanceService = balanceService;
+    public BlackJackGameController(UserService userService, BlackJackService blackJackService) {
        this.blackJackService = blackJackService;
        this.userService = userService;
    }
@ -33,7 +31,7 @@ public class BlackJackGameController {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
@ -50,7 +48,7 @@ public class BlackJackGameController {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
@ -67,7 +65,7 @@ public class BlackJackGameController {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
@ -84,7 +82,7 @@ public class BlackJackGameController {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
@ -101,7 +99,7 @@ public class BlackJackGameController {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
@ -114,19 +112,29 @@ public class BlackJackGameController {
    }

    @PostMapping("/blackjack/start")
-    public ResponseEntity<Object> createBlackJackGame(@RequestBody @Valid BetDto betDto, @RequestHeader("Authorization") String token) {
+    public ResponseEntity<Object> createBlackJackGame(@RequestBody @Valid CreateBlackJackGameDto createBlackJackGameDto, @RequestHeader("Authorization") String token) {
        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);

        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();
+        BigDecimal balance = user.getBalance();
+        BigDecimal betAmount = createBlackJackGameDto.getBetAmount();

-        if (!this.balanceService.hasFunds(user, betDto)) {
-            throw new InsufficientFundsException();
+        if (betAmount.compareTo(BigDecimal.ZERO) <= 0) {
+            Map<String, String> errorResponse = new HashMap<>();
+            errorResponse.put("error", "Invalid bet amount");
+            return ResponseEntity.badRequest().body(errorResponse);
        }

-        return ResponseEntity.ok(blackJackService.createBlackJackGame(user, betDto.getBetAmount()));
+        if (betAmount.compareTo(balance) > 0) {
+            Map<String, String> errorResponse = new HashMap<>();
+            errorResponse.put("error", "Insufficient funds");
+            return ResponseEntity.badRequest().body(errorResponse);
+        }
+
+        return ResponseEntity.ok(blackJackService.createBlackJackGame(user, betAmount));
    }
 }
--- a/backend/src/main/java/de/szut/casino/blackjack/BlackJackGameRepository.java
+++ b/backend/src/main/java/de/szut/casino/blackjack/BlackJackGameRepository.java
@ -1,8 +1,12 @@
 package de.szut.casino.blackjack;

+import de.szut.casino.user.UserEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Service;

+import java.util.Optional;
+
@Service
 public interface BlackJackGameRepository extends JpaRepository<BlackJackGameEntity, Long> {
 }
--- a/backend/src/main/java/de/szut/casino/blackjack/BlackJackService.java
+++ b/backend/src/main/java/de/szut/casino/blackjack/BlackJackService.java
@ -7,6 +7,7 @@ import org.springframework.transaction.annotation.Transactional;

 import java.math.BigDecimal;
 import java.util.List;
+import java.util.Optional;
 import java.util.Random;

@Service
--- a/backend/src/main/java/de/szut/casino/blackjack/dto/CreateBlackJackGameDto.java
+++ b/backend/src/main/java/de/szut/casino/blackjack/dto/CreateBlackJackGameDto.java
@ -0,0 +1,16 @@
+package de.szut.casino.blackjack.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+import java.math.BigDecimal;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class CreateBlackJackGameDto {
+    private BigDecimal betAmount;
+}
--- a/backend/src/main/java/de/szut/casino/deposit/DepositController.java
+++ b/backend/src/main/java/de/szut/casino/deposit/DepositController.java
@ -8,6 +8,7 @@ import de.szut.casino.deposit.dto.AmountDto;
 import de.szut.casino.deposit.dto.SessionIdDto;
 import de.szut.casino.user.UserEntity;
 import de.szut.casino.user.UserRepository;
+import de.szut.casino.user.UserService;
 import de.szut.casino.user.dto.KeycloakUserDto;
 import jakarta.validation.Valid;
 import org.springframework.beans.factory.annotation.Value;
@ -15,10 +16,7 @@ import org.springframework.http.HttpEntity;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 import org.springframework.web.client.RestTemplate;

 import java.util.Optional;
--- a/backend/src/main/java/de/szut/casino/deposit/TransactionEntity.java
+++ b/backend/src/main/java/de/szut/casino/deposit/TransactionEntity.java
@ -5,7 +5,7 @@ import jakarta.persistence.*;
 import lombok.Getter;
 import lombok.Setter;

-import java.util.Date;
+import java.math.BigDecimal;

@Setter
@Getter
@ -26,7 +26,4 @@ public class TransactionEntity {

    @Enumerated(EnumType.STRING)
    private TransactionStatus status = TransactionStatus.PROCESSING;
-
-    @Column(name = "created_at")
-    private Date createdAt = new Date();
 }
--- a/backend/src/main/java/de/szut/casino/deposit/TransactionRepository.java
+++ b/backend/src/main/java/de/szut/casino/deposit/TransactionRepository.java
@ -5,20 +5,10 @@ import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Service;

-import java.util.List;
 import java.util.Optional;

@Service
 public interface TransactionRepository extends JpaRepository<TransactionEntity, Long> {
    @Query("SELECT t FROM TransactionEntity t WHERE t.sessionId = ?1")
    Optional<TransactionEntity> findOneBySessionID(String sessionId);
-
-    @Query("SELECT t FROM TransactionEntity t WHERE t.user = ?1")
-    List<TransactionEntity> findAllByUserId(UserEntity id);
-
-    @Query("SELECT t FROM TransactionEntity t WHERE t.user = ?1 ORDER BY t.createdAt DESC LIMIT ?2 OFFSET ?3")
-    List<TransactionEntity> findByUserIdWithLimit(UserEntity userEntity, Integer limit, Integer offset);
-
-    @Query("SELECT COUNT(t) > ?2 + ?3 FROM TransactionEntity t WHERE t.user = ?1")
-    Boolean hasMore(UserEntity userEntity, Integer limit, Integer offset);
 }
--- a/backend/src/main/java/de/szut/casino/deposit/TransactionService.java
+++ b/backend/src/main/java/de/szut/casino/deposit/TransactionService.java
@ -7,7 +7,7 @@ import de.szut.casino.user.UserEntity;
 import de.szut.casino.user.UserRepository;
 import org.springframework.stereotype.Service;

-import java.math.BigDecimal;
+import java.util.Objects;
 import java.util.Optional;

@Service
@ -55,7 +55,7 @@ public class TransactionService {
        UserEntity user = transaction.getUser();
        Long amountTotal = checkoutSession.getAmountTotal();
        if (amountTotal != null) {
-            user.addBalance(BigDecimal.valueOf(amountTotal).movePointLeft(2));
+            user.addBalance(amountTotal);
        }

        userRepository.save(user);
--- a/backend/src/main/java/de/szut/casino/deposit/WebhookController.java
+++ b/backend/src/main/java/de/szut/casino/deposit/WebhookController.java
@ -1,21 +1,26 @@
 package de.szut.casino.deposit;

+import com.fasterxml.jackson.core.JsonProcessingException;
+
 import com.stripe.Stripe;
+import com.stripe.exception.SignatureVerificationException;
 import com.stripe.exception.StripeException;
-import com.stripe.model.Event;
+import com.stripe.model.*;
 import com.stripe.model.checkout.Session;
 import com.stripe.net.Webhook;
+import com.stripe.param.checkout.SessionRetrieveParams;
+import de.szut.casino.user.UserEntity;
+import de.szut.casino.user.UserRepository;
 import jakarta.annotation.PostConstruct;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;

+import java.math.BigDecimal;
 import java.util.Objects;
+import java.util.Optional;

@RestController
 public class WebhookController {
--- a/backend/src/main/java/de/szut/casino/exceptionHandling/GlobalExceptionHandler.java
+++ b/backend/src/main/java/de/szut/casino/exceptionHandling/GlobalExceptionHandler.java
@ -1,7 +1,8 @@
 package de.szut.casino.exceptionHandling;

-import de.szut.casino.exceptionHandling.exceptions.InsufficientFundsException;
-import de.szut.casino.exceptionHandling.exceptions.UserNotFoundException;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ControllerAdvice;
@ -11,17 +12,17 @@ import org.springframework.web.context.request.WebRequest;
 import java.util.Date;

@ControllerAdvice
+@ApiResponses(value = {
+        @ApiResponse(responseCode = "500", description = "invalid JSON posted",
+                content = @Content)
+})
 public class GlobalExceptionHandler {

-    @ExceptionHandler(UserNotFoundException.class)
-    public ResponseEntity<?> handleUserNotFoundException(UserNotFoundException ex, WebRequest request) {
+    @ExceptionHandler(ResourceNotFoundException.class)
+    public ResponseEntity<?> handleHelloEntityNotFoundException(ResourceNotFoundException ex, WebRequest request) {
        ErrorDetails errorDetails = new ErrorDetails(new Date(), ex.getMessage(), request.getDescription(false));
        return new ResponseEntity<>(errorDetails, HttpStatus.NOT_FOUND);
    }

-    @ExceptionHandler(InsufficientFundsException.class)
-    public ResponseEntity<?> handleInsufficientFundsException(InsufficientFundsException ex, WebRequest request) {
-        ErrorDetails errorDetails = new ErrorDetails(new Date(), ex.getMessage(), request.getDescription(false));
-        return new ResponseEntity<>(errorDetails, HttpStatus.BAD_REQUEST);
-    }
+
 }
--- a/backend/src/main/java/de/szut/casino/exceptionHandling/ResourceNotFoundException.java
+++ b/backend/src/main/java/de/szut/casino/exceptionHandling/ResourceNotFoundException.java
@ -0,0 +1,11 @@
+package de.szut.casino.exceptionHandling;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(value = HttpStatus.NOT_FOUND)
+public class ResourceNotFoundException extends RuntimeException {
+    public ResourceNotFoundException(String message) {
+        super(message);
+    }
+}
--- a/backend/src/main/java/de/szut/casino/exceptionHandling/exceptions/InsufficientFundsException.java
+++ b/backend/src/main/java/de/szut/casino/exceptionHandling/exceptions/InsufficientFundsException.java
@ -1,11 +0,0 @@
-package de.szut.casino.exceptionHandling.exceptions;
-
-import org.springframework.http.HttpStatus;
-import org.springframework.web.bind.annotation.ResponseStatus;
-
-@ResponseStatus(value = HttpStatus.BAD_REQUEST)
-public class InsufficientFundsException extends RuntimeException {
-    public InsufficientFundsException() {
-        super("insufficient funds");
-    }
-}
--- a/backend/src/main/java/de/szut/casino/exceptionHandling/exceptions/UserNotFoundException.java
+++ b/backend/src/main/java/de/szut/casino/exceptionHandling/exceptions/UserNotFoundException.java
@ -1,11 +0,0 @@
-package de.szut.casino.exceptionHandling.exceptions;
-
-import org.springframework.http.HttpStatus;
-import org.springframework.web.bind.annotation.ResponseStatus;
-
-@ResponseStatus(value = HttpStatus.NOT_FOUND)
-public class UserNotFoundException extends RuntimeException {
-    public UserNotFoundException() {
-        super("user not found");
-    }
-}
--- a/backend/src/main/java/de/szut/casino/lootboxes/LootBoxController.java
+++ b/backend/src/main/java/de/szut/casino/lootboxes/LootBoxController.java
@ -1,7 +1,5 @@
 package de.szut.casino.lootboxes;

-import de.szut.casino.exceptionHandling.exceptions.InsufficientFundsException;
-import de.szut.casino.exceptionHandling.exceptions.UserNotFoundException;
 import de.szut.casino.user.UserEntity;
 import de.szut.casino.user.UserRepository;
 import de.szut.casino.user.UserService;
@ -39,13 +37,15 @@ public class LootBoxController {

        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);
        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        UserEntity user = optionalUser.get();

        if (lootBoxService.hasSufficientBalance(user, lootBox.getPrice())) {
-            throw new InsufficientFundsException();
+            Map<String, String> errorResponse = new HashMap<>();
+            errorResponse.put("error", "Insufficient balance");
+            return ResponseEntity.badRequest().body(errorResponse);
        }

        RewardEntity reward = lootBoxService.determineReward(lootBox);
--- a/backend/src/main/java/de/szut/casino/lootboxes/LootBoxEntity.java
+++ b/backend/src/main/java/de/szut/casino/lootboxes/LootBoxEntity.java
@ -1,9 +1,15 @@
 package de.szut.casino.lootboxes;

+import com.fasterxml.jackson.annotation.JsonBackReference;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonManagedReference;
+import de.szut.casino.blackjack.CardEntity;
 import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
+import org.hibernate.annotations.SQLRestriction;

 import java.math.BigDecimal;
 import java.util.ArrayList;
--- a/backend/src/main/java/de/szut/casino/lootboxes/RewardEntity.java
+++ b/backend/src/main/java/de/szut/casino/lootboxes/RewardEntity.java
@ -1,6 +1,7 @@
 package de.szut.casino.lootboxes;

 import com.fasterxml.jackson.annotation.JsonBackReference;
+import com.fasterxml.jackson.annotation.JsonManagedReference;
 import jakarta.persistence.*;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
--- a/backend/src/main/java/de/szut/casino/security/SecurityConfig.java
+++ b/backend/src/main/java/de/szut/casino/security/SecurityConfig.java
@ -1,6 +1,5 @@
 package de.szut.casino.security;

-import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.Customizer;
@ -18,9 +17,6 @@ import java.util.List;
@EnableWebSecurity
 public class SecurityConfig {

-    @Value("${app.frontend-host}")
-    private String frontendHost;
-
    @Bean
    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
        http
@ -40,7 +36,7 @@ public class SecurityConfig {
    @Bean
    public CorsConfigurationSource corsConfigurationSource() {
        CorsConfiguration configuration = new CorsConfiguration();
-        configuration.setAllowedOrigins(List.of(this.frontendHost));
+        configuration.setAllowedOrigins(List.of("http://localhost:4200"));
        configuration.setAllowedMethods(Arrays.asList("GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS"));
        configuration.setAllowedHeaders(Arrays.asList("authorization", "content-type", "x-auth-token", "Access-Control-Allow-Origin"));
        configuration.setExposedHeaders(List.of("x-auth-token"));
--- a/backend/src/main/java/de/szut/casino/shared/dto/BetDto.java
+++ b/backend/src/main/java/de/szut/casino/shared/dto/BetDto.java
@ -1,18 +0,0 @@
-package de.szut.casino.shared.dto;
-
-import jakarta.validation.constraints.NotNull;
-import jakarta.validation.constraints.Positive;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-import lombok.Setter;
-
-import java.math.BigDecimal;
-
-@Getter
-@Setter
-@AllArgsConstructor
-public class BetDto {
-    @NotNull(message = "Bet amount cannot be null")
-    @Positive(message = "Bet amount must be positive")
-    private BigDecimal betAmount;
-}
--- a/backend/src/main/java/de/szut/casino/shared/service/BalanceService.java
+++ b/backend/src/main/java/de/szut/casino/shared/service/BalanceService.java
@ -1,36 +0,0 @@
-package de.szut.casino.shared.service;
-
-import de.szut.casino.shared.dto.BetDto;
-import de.szut.casino.user.UserEntity;
-import de.szut.casino.user.UserRepository;
-import org.springframework.stereotype.Service;
-
-import java.math.BigDecimal;
-
-@Service
-public class BalanceService {
-    private UserRepository userRepository;
-
-    public BalanceService(UserRepository userRepository) {
-        this.userRepository = userRepository;
-    }
-
-    public boolean hasFunds(UserEntity user, BetDto betDto) {
-        BigDecimal balance = user.getBalance();
-        BigDecimal betAmount = betDto.getBetAmount();
-
-        return betAmount.compareTo(balance) <= 0;
-    }
-
-    public void addFunds(UserEntity user, BigDecimal amount) {
-        user.addBalance(amount);
-
-        this.userRepository.save(user);
-    }
-
-    public void subtractFunds(UserEntity user, BigDecimal amount) {
-        user.subtractBalance(amount);
-
-        this.userRepository.save(user);
-    }
-}
--- a/backend/src/main/java/de/szut/casino/slots/SlotController.java
+++ b/backend/src/main/java/de/szut/casino/slots/SlotController.java
@ -1,63 +0,0 @@
-package de.szut.casino.slots;
-
-import de.szut.casino.exceptionHandling.exceptions.InsufficientFundsException;
-import de.szut.casino.exceptionHandling.exceptions.UserNotFoundException;
-import de.szut.casino.shared.dto.BetDto;
-import de.szut.casino.shared.service.BalanceService;
-import de.szut.casino.user.UserEntity;
-import de.szut.casino.user.UserService;
-import jakarta.validation.Valid;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-
-import java.math.BigDecimal;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Optional;
-
-@RestController
-public class SlotController {
-    private final UserService userService;
-    private final BalanceService balanceService;
-    private final SlotService slotService;
-
-    public SlotController(UserService userService, BalanceService balanceService, SlotService slotService) {
-        this.userService = userService;
-        this.balanceService = balanceService;
-        this.slotService = slotService;
-    }
-
-    @PostMapping("/slots/spin")
-    public ResponseEntity<Object> spinSlots(@RequestBody @Valid BetDto betDto, @RequestHeader("Authorization") String token) {
-        Optional<UserEntity> optionalUser = userService.getCurrentUser(token);
-
-        if (optionalUser.isEmpty()) {
-            throw new UserNotFoundException();
-        }
-
-        UserEntity user = optionalUser.get();
-
-        if (!this.balanceService.hasFunds(user, betDto)) {
-            throw new InsufficientFundsException();
-        }
-
-        SpinResult spinResult = this.slotService.spin(
-                betDto.getBetAmount(),
-                user
-        );
-
-        return ResponseEntity.ok(spinResult);
-    }
-
-    @GetMapping("/slots/info")
-    public ResponseEntity<Object> spinSlots() {
-        Map<String, BigDecimal> info = new HashMap<>();
-
-        for (Symbol symbol : Symbol.values()) {
-            info.put(symbol.getDisplayName(), symbol.getPayoutMultiplier());
-        }
-
-        return ResponseEntity.ok(info);
-    }
-}
--- a/backend/src/main/java/de/szut/casino/slots/SlotService.java
+++ b/backend/src/main/java/de/szut/casino/slots/SlotService.java
@ -1,135 +0,0 @@
-package de.szut.casino.slots;
-
-import de.szut.casino.shared.service.BalanceService;
-import de.szut.casino.user.UserEntity;
-import org.springframework.stereotype.Service;
-
-import java.math.BigDecimal;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.Random;
-
-import static de.szut.casino.slots.Symbol.*;
-
-@Service
-public class SlotService {
-    private final int REEL_LENGTH = 32;
-
-    // 98% RTP
-    private final int SEVEN_COUNT = 1;
-    private final int BAR_COUNT = 4;
-    private final int BELL_COUNT = 7;
-    private final int CHERRY_COUNT = 10;
-    private final int BLANK_COUNT = 10;
-
-    private final List<Symbol> firstReel;
-    private final List<Symbol> secondReel;
-    private final List<Symbol> thirdReel;
-
-    private final Random random;
-    private final BalanceService balanceService;
-
-    public SlotService(BalanceService balanceService) {
-        this.random = new Random();
-        this.balanceService = balanceService;
-
-        List<Symbol> reelStrip = createReelStrip();
-        this.firstReel = shuffleReel(reelStrip);
-        this.secondReel = shuffleReel(reelStrip);
-        this.thirdReel = shuffleReel(reelStrip);
-    }
-
-    public SpinResult spin(BigDecimal betAmount, UserEntity user) {
-        int index1 = this.random.nextInt(REEL_LENGTH);
-        int index2 = this.random.nextInt(REEL_LENGTH);
-        int index3 = this.random.nextInt(REEL_LENGTH);
-
-        Symbol symbol1 = getSymbolAt(this.firstReel, index1);
-        Symbol symbol2 = getSymbolAt(this.secondReel, index2);
-        Symbol symbol3 = getSymbolAt(this.thirdReel, index3);
-
-        boolean isWin = symbol1.equals(symbol2) && symbol1.equals(symbol3);
-
-        SpinResult spinResult = processResult(betAmount, user, isWin, symbol1);
-        buildResultMatrix(spinResult, index1, index2, index3);
-
-        return spinResult;
-    }
-
-    private SpinResult processResult(BigDecimal betAmount, UserEntity user, boolean isWin, Symbol winSymbol) {
-        BigDecimal resultAmount;
-        String status;
-
-        if (isWin) {
-            resultAmount = betAmount.multiply(winSymbol.getPayoutMultiplier());
-            status = "win";
-            this.balanceService.addFunds(user, resultAmount);
-        } else {
-            resultAmount = betAmount;
-            status = "lose";
-            this.balanceService.subtractFunds(user, betAmount);
-        }
-
-        SpinResult spinResult = new SpinResult();
-        spinResult.setStatus(status);
-        spinResult.setAmount(resultAmount);
-        spinResult.setWin(isWin);
-
-        return spinResult;
-    }
-
-    private void buildResultMatrix(SpinResult spinResult, int index1, int index2, int index3) {
-        List<List<Symbol>> resultMatrix = new ArrayList<>(3);
-
-        for (int i = 0; i < 3; i++) {
-            resultMatrix.add(new ArrayList<>(3));
-        }
-
-        resultMatrix.getFirst().add(getSymbolAt(this.firstReel, index1 - 1));
-        resultMatrix.getFirst().add(getSymbolAt(this.secondReel, index2 - 1));
-        resultMatrix.getFirst().add(getSymbolAt(this.thirdReel, index3 - 1));
-
-        resultMatrix.get(1).add(getSymbolAt(this.firstReel, index1));
-        resultMatrix.get(1).add(getSymbolAt(this.secondReel, index2));
-        resultMatrix.get(1).add(getSymbolAt(this.thirdReel, index3));
-
-        resultMatrix.getLast().add(getSymbolAt(this.firstReel, index1 + 1));
-        resultMatrix.getLast().add(getSymbolAt(this.secondReel, index2 + 1));
-        resultMatrix.getLast().add(getSymbolAt(this.thirdReel, index3 + 1));
-
-        spinResult.setResultMatrix(resultMatrix);
-    }
-
-    private List<Symbol> shuffleReel(List<Symbol> reelStrip) {
-        Collections.shuffle(reelStrip, this.random);
-
-        return reelStrip;
-    }
-
-    private List<Symbol> createReelStrip() {
-        List<Symbol> reelStrip = new ArrayList<>(REEL_LENGTH);
-        addSymbolsToStrip(reelStrip, CHERRY, CHERRY_COUNT);
-        addSymbolsToStrip(reelStrip, BELL, BELL_COUNT);
-        addSymbolsToStrip(reelStrip, BAR, BAR_COUNT);
-        addSymbolsToStrip(reelStrip, SEVEN, SEVEN_COUNT);
-        addSymbolsToStrip(reelStrip, BLANK, BLANK_COUNT);
-        return reelStrip;
-    }
-
-    private void addSymbolsToStrip(List<Symbol> strip, Symbol symbol, int count) {
-        for (int i = 0; i < count; i++) {
-            strip.add(symbol);
-        }
-    }
-
-    private Symbol getSymbolAt(List<Symbol> reel, int index) {
-        int effectiveIndex = index % REEL_LENGTH;
-
-        if (effectiveIndex < 0) {
-            effectiveIndex += REEL_LENGTH;
-        }
-
-        return reel.get(effectiveIndex);
-    }
-}
--- a/backend/src/main/java/de/szut/casino/slots/SpinResult.java
+++ b/backend/src/main/java/de/szut/casino/slots/SpinResult.java
@ -1,24 +0,0 @@
-package de.szut.casino.slots;
-
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-import lombok.Setter;
-
-import java.math.BigDecimal;
-import java.util.List;
-
-@Getter
-@Setter
-@NoArgsConstructor
-public class SpinResult {
-    public SpinResult(String status, BigDecimal amount, boolean isWin) {
-        this.status = status;
-        this.amount = amount;
-        this.isWin = isWin;
-    }
-
-    private String status;
-    private BigDecimal amount;
-    private boolean isWin;
-    private List<List<Symbol>> resultMatrix;
-}
--- a/backend/src/main/java/de/szut/casino/slots/Symbol.java
+++ b/backend/src/main/java/de/szut/casino/slots/Symbol.java
@ -1,22 +0,0 @@
-package de.szut.casino.slots;
-
-import lombok.Getter;
-
-import java.math.BigDecimal;
-
-@Getter
-public enum Symbol {
-    SEVEN("seven", new BigDecimal("1000")),
-    BAR("bar", new BigDecimal("85")),
-    BELL("bell", new BigDecimal("40")),
-    CHERRY("cherry", new BigDecimal("10")),
-    BLANK("blank", new BigDecimal("0"));
-
-    private final String displayName;
-    private final BigDecimal payoutMultiplier;
-
-    Symbol(String displayName, BigDecimal payoutMultiplier) {
-        this.displayName = displayName;
-        this.payoutMultiplier = payoutMultiplier;
-    }
-}
--- a/backend/src/main/java/de/szut/casino/user/UserController.java
+++ b/backend/src/main/java/de/szut/casino/user/UserController.java
@ -1,15 +1,19 @@
 package de.szut.casino.user;

-import de.szut.casino.exceptionHandling.exceptions.UserNotFoundException;
-import de.szut.casino.user.dto.CreateUserDto;
-import de.szut.casino.user.dto.GetUserDto;
-import jakarta.validation.Valid;
-import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RestController;
+
+import de.szut.casino.user.dto.CreateUserDto;
+import de.szut.casino.user.dto.GetUserDto;
+import jakarta.validation.Valid;
+import lombok.extern.slf4j.Slf4j;

@Slf4j
@RestController
@ -35,7 +39,7 @@ public class UserController {
        GetUserDto userData = userService.getCurrentUserAsDto(token);

        if (userData == null) {
-            throw new UserNotFoundException();
+            return ResponseEntity.notFound().build();
        }

        return ResponseEntity.ok(userData);
--- a/backend/src/main/java/de/szut/casino/user/UserEntity.java
+++ b/backend/src/main/java/de/szut/casino/user/UserEntity.java
@ -31,31 +31,13 @@ public class UserEntity {
        this.balance = balance;
    }

-    public void addBalance(BigDecimal amountToAdd) {
-        if (amountToAdd == null || amountToAdd.compareTo(BigDecimal.ZERO) <= 0) {
-            return;
-        }
+    public void addBalance(long amountInCents) {
+        BigDecimal amountToAdd = BigDecimal.valueOf(amountInCents).movePointLeft(2);

        if (this.balance == null) {
-            this.balance = BigDecimal.ZERO;
-        }
-
+            this.balance = amountToAdd;
+        } else {
            this.balance = this.balance.add(amountToAdd);
        }
-
-    public void subtractBalance(BigDecimal amountToSubtract) {
-        if (amountToSubtract == null || amountToSubtract.compareTo(BigDecimal.ZERO) <= 0) {
-            throw new IllegalArgumentException("Amount to subtract must be positive.");
-        }
-
-        if (this.balance == null) {
-            this.balance = BigDecimal.ZERO;
-        }
-
-        if (this.balance.compareTo(amountToSubtract) < 0) {
-            throw new IllegalStateException("Insufficient funds to subtract " + amountToSubtract);
-        }
-
-        this.balance = this.balance.subtract(amountToSubtract);
    }
 }
--- a/backend/src/main/java/de/szut/casino/user/transaction/GetTransactionService.java
+++ b/backend/src/main/java/de/szut/casino/user/transaction/GetTransactionService.java
@ -1,45 +0,0 @@
-package de.szut.casino.user.transaction;
-
-import de.szut.casino.deposit.TransactionEntity;
-import de.szut.casino.deposit.TransactionRepository;
-import de.szut.casino.user.UserEntity;
-import de.szut.casino.user.UserService;
-import de.szut.casino.user.transaction.dto.GetTransactionDto;
-import de.szut.casino.user.transaction.dto.UserTransactionsDto;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
-
-import java.util.List;
-import java.util.Optional;
-
-@Service
-public class GetTransactionService {
-
-    @Autowired
-    private UserService userService;
-
-    @Autowired
-    private TransactionRepository transactionRepository;
-
-    public UserTransactionsDto getUserTransactionsDto(String authToken, Integer limit, Integer offset) {
-        Optional<UserEntity> user = this.userService.getCurrentUser(authToken);
-        if (user.isPresent()) {
-            List<TransactionEntity> transactionEntities = this.transactionRepository.findByUserIdWithLimit(user.get(), limit, offset);
-            Boolean hasMore = this.transactionRepository.hasMore(user.get(), limit, offset);
-
-            return new UserTransactionsDto(mapTransactionsToDtos(transactionEntities), hasMore);
-        }
-
-        return new UserTransactionsDto(List.of(), false);
-    }
-
-    public List<GetTransactionDto> mapTransactionsToDtos(List<TransactionEntity> transactions) {
-        return transactions.stream()
-                .map(transaction -> new GetTransactionDto(
-                        transaction.getAmount(),
-                        transaction.getStatus(),
-                        transaction.getCreatedAt())
-                ).toList();
-    }
-}
-
--- a/backend/src/main/java/de/szut/casino/user/transaction/TransactionController.java
+++ b/backend/src/main/java/de/szut/casino/user/transaction/TransactionController.java
@ -1,28 +0,0 @@
-package de.szut.casino.user.transaction;
-
-import de.szut.casino.user.transaction.dto.UserTransactionsDto;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestHeader;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
-
-@RestController
-public class TransactionController {
-
-    @Autowired
-    private GetTransactionService transactionService;
-
-    @GetMapping("/user/transactions")
-    public ResponseEntity<UserTransactionsDto> getUserTransactions(
-            @RequestHeader("Authorization") String authToken,
-            @RequestParam(value = "limit", required = false) Integer limit,
-            @RequestParam(value = "offset", required = false) Integer offset
-            ) {
-        UserTransactionsDto transactionEntities = this.transactionService.getUserTransactionsDto(authToken, limit, offset);
-
-        return ResponseEntity.ok(transactionEntities);
-    }
-}
-
--- a/backend/src/main/java/de/szut/casino/user/transaction/dto/GetTransactionDto.java
+++ b/backend/src/main/java/de/szut/casino/user/transaction/dto/GetTransactionDto.java
@ -1,16 +0,0 @@
-package de.szut.casino.user.transaction.dto;
-
-import de.szut.casino.deposit.TransactionStatus;
-import lombok.AllArgsConstructor;
-import lombok.NoArgsConstructor;
-
-import java.util.Date;
-
-@AllArgsConstructor
-@NoArgsConstructor
-public class GetTransactionDto {
-    public double amount = 0;
-    public TransactionStatus status = TransactionStatus.PROCESSING;
-    public Date createdAt = new Date();
-}
-
--- a/backend/src/main/java/de/szut/casino/user/transaction/dto/UserTransactionsDto.java
+++ b/backend/src/main/java/de/szut/casino/user/transaction/dto/UserTransactionsDto.java
@ -1,12 +0,0 @@
-package de.szut.casino.user.transaction.dto;
-
-import lombok.AllArgsConstructor;
-
-import java.util.List;
-
-@AllArgsConstructor
-public class UserTransactionsDto {
-    public List<GetTransactionDto> transactions;
-    public Boolean hasMore;
-}
-
--- a/backend/src/main/resources/application.properties
+++ b/backend/src/main/resources/application.properties
@ -1,17 +1,17 @@
-spring.datasource.url=jdbc:postgresql://${DB_HOST:localhost}:${DB_PORT:5432}/${DB_NAME:postgresdb}
-spring.datasource.username=${DB_USER:postgres_user}
-spring.datasource.password=${DB_PASS:postgres_pass}
-server.port=${HTTP_PORT:8080}
+spring.datasource.url=jdbc:postgresql://${DB_HOST:localhost}:5432/postgresdb
+spring.datasource.username=postgres_user
+spring.datasource.password=postgres_pass
+server.port=8080
 spring.jpa.hibernate.ddl-auto=update
 stripe.secret.key=${STRIPE_SECRET_KEY:sk_test_51QrePYIvCfqz7ANgqam8rEwWcMeKiLOof3j6SCMgu2sl4sESP45DJxca16mWcYo1sQaiBv32CMR6Z4AAAGQPCJo300ubuZKO8I}
-stripe.webhook.secret=${STRIPE_WEBHOOK_SECRET:whsec_746b6a488665f6057118bdb4a2b32f4916f16c277109eeaed5e8f8e8b81b8c15}
-app.frontend-host=${FE_URL:http://localhost:4200}
+stripe.webhook.secret=whsec_746b6a488665f6057118bdb4a2b32f4916f16c277109eeaed5e8f8e8b81b8c15
+app.frontend-host=http://localhost:4200

-spring.application.name=casino
+spring.application.name=lf12_starter
 #client registration configuration

-spring.security.oauth2.client.registration.authentik.client-id=${AUTH_CLIENT_ID:MDqjm1kcWKuZfqHJXjxwAV20i44aT7m4VhhTL3Nm}
-spring.security.oauth2.client.registration.authentik.client-secret=${AUTH_CLIENT_SECRET:GY2F8te6iAVYt1TNAUVLzWZEXb6JoMNp6chbjqaXNq4gS5xTDL54HqBiAlV1jFKarN28LQ7FUsYX4SbwjfEhZhgeoKuBnZKjR9eiu7RawnGgxIK9ffvUfMkjRxnmiGI5}
+spring.security.oauth2.client.registration.authentik.client-id=MDqjm1kcWKuZfqHJXjxwAV20i44aT7m4VhhTL3Nm
+spring.security.oauth2.client.registration.authentik.client-secret=GY2F8te6iAVYt1TNAUVLzWZEXb6JoMNp6chbjqaXNq4gS5xTDL54HqBiAlV1jFKarN28LQ7FUsYX4SbwjfEhZhgeoKuBnZKjR9eiu7RawnGgxIK9ffvUfMkjRxnmiGI5
 spring.security.oauth2.client.registration.authentik.provider=authentik
 spring.security.oauth2.client.registration.authentik.client-name=Authentik
 spring.security.oauth2.client.registration.authentik.scope=openid,email,profile
@ -20,16 +20,16 @@ spring.security.oauth2.client.registration.authentik.authorization-grant-type=au
 spring.security.oauth2.client.registration.authentik.redirect-uri={baseUrl}/login/oauth2/code/{registrationId}

 # Provider settings
-spring.security.oauth2.client.provider.authentik.issuer-uri=${AUTH_PROVIDER_ISSUER:https://oauth.simonis.lol/application/o/casino-dev/}
-spring.security.oauth2.client.provider.authentik.authorization-uri=${AUTH_PROVIDER_AUTHORIZE_URI:https://oauth.simonis.lol/application/o/authorize/}
-spring.security.oauth2.client.provider.authentik.token-uri=${AUTH_PROVIDER_TOKEN_URI:https://oauth.simonis.lol/application/o/token/}
-spring.security.oauth2.client.provider.authentik.user-info-uri=${AUTH_PROVIDER_USERINFO_URI:https://oauth.simonis.lol/application/o/userinfo/}
-spring.security.oauth2.client.provider.authentik.jwk-set-uri=${AUTH_PROVIDER_JWKS_URI:https://oauth.simonis.lol/application/o/casino-dev/jwks/}
-spring.security.oauth2.client.provider.authentik.user-name-attribute=${AUTH_PROVIDER_NAME_ATTR:preferred_username}
+spring.security.oauth2.client.provider.authentik.issuer-uri=https://oauth.simonis.lol/application/o/casino-dev/
+spring.security.oauth2.client.provider.authentik.authorization-uri=https://oauth.simonis.lol/application/o/authorize/
+spring.security.oauth2.client.provider.authentik.token-uri=https://oauth.simonis.lol/application/o/token/
+spring.security.oauth2.client.provider.authentik.user-info-uri=https://oauth.simonis.lol/application/o/userinfo/
+spring.security.oauth2.client.provider.authentik.jwk-set-uri=https://oauth.simonis.lol/application/o/casino-dev/jwks/
+spring.security.oauth2.client.provider.authentik.user-name-attribute=preferred_username

 # Resource server config
-spring.security.oauth2.resourceserver.jwt.issuer-uri=${AUTH_JWT_ISSUER_URI:https://oauth.simonis.lol/application/o/casino-dev}/
-spring.security.oauth2.resourceserver.jwt.jwk-set-uri=${AUTH_JWT_JWT_SET_URI:https://oauth.simonis.lol/application/o/casino-dev/jwks/}
+spring.security.oauth2.resourceserver.jwt.issuer-uri=https://oauth.simonis.lol/application/o/casino-dev/
+spring.security.oauth2.resourceserver.jwt.jwk-set-uri=https://oauth.simonis.lol/application/o/casino-dev/jwks/

 #OIDC provider configuration:
 logging.level.org.springframework.security=DEBUG
--- a/frontend/.docker/Dockerfile
+++ b/frontend/.docker/Dockerfile
@ -1,23 +0,0 @@
-FROM oven/bun:debian AS build
-WORKDIR /app
-
-RUN apt-get update -y && apt-get install nodejs -y
-
-ENV NODE_ENV=production
-
-COPY package.json bun.lock ./
-RUN bun install --frozen-lockfile
-
-COPY . .
-RUN bun run build
-
-FROM nginx:alpine AS production
-
-RUN rm /etc/nginx/conf.d/default.conf
-COPY .docker/casino.conf /etc/nginx/templates/nginx.conf.template
-COPY .docker/entrypoint.sh /docker-entrypoint.d/40-custom-config-env.sh
-
-COPY --from=build /app/dist/casino /usr/share/nginx/html
-
-EXPOSE 80
-CMD ["nginx", "-g", "daemon off;"]
--- a/frontend/.docker/casino.conf
+++ b/frontend/.docker/casino.conf
@ -1,19 +0,0 @@
-server {
-    listen 80;
-    root /usr/share/nginx/html/browser;
-    index index.html;
-
-    location / {
-        try_files $uri $uri/ /index.html;
-        add_header Cache-Control "no-cache";
-    }
-
-    location /backend/ {
-        proxy_pass http://${BACKEND_HOST}:${BACKEND_PORT}/;
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection 'upgrade';
-        proxy_set_header Host $host;
-        proxy_cache_bypass $http_upgrade;
-    }
-}
--- a/frontend/.docker/entrypoint.sh
+++ b/frontend/.docker/entrypoint.sh
@ -1,13 +0,0 @@
-#!/bin/sh
-# Default values if not provided
-: ${BACKEND_HOST:=localhost}
-: ${BACKEND_PORT:=8080}
-
-# Wait until the backend host is resolvable
-echo "Waiting for backend host $BACKEND_HOST..."
-until getent hosts "$BACKEND_HOST" > /dev/null; do
-  sleep 1
-done
-
-envsubst '$BACKEND_HOST $BACKEND_PORT' < /etc/nginx/templates/nginx.conf.template > /etc/nginx/conf.d/default.conf
-exec nginx -g 'daemon off;'
--- a/frontend/.dockerignore
+++ b/frontend/.dockerignore
@ -1,15 +0,0 @@
-node_modules
-dist
-.angular
-.git
-.github
-.vscode
-.idea
-*.md
-!README.md
-.DS_Store
-.env*
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
-bun-debug.log*
--- a/frontend/angular.json
+++ b/frontend/angular.json
@ -13,7 +13,7 @@
        "build": {
          "builder": "@angular-devkit/build-angular:application",
          "options": {
-            "outputPath": "dist/casino",
+            "outputPath": "dist/lf10-starter2024",
            "index": "src/index.html",
            "browser": "src/main.ts",
            "tsConfig": "tsconfig.app.json",
--- a/frontend/docker/docker-compose.yml
+++ b/frontend/docker/docker-compose.yml
@ -0,0 +1,31 @@
+version: '3'
+
+volumes:
+  employee_postgres_data:
+    driver: local
+
+services:
+  postgres-employee:
+    container_name: postgres_employee
+    image: postgres:17.4
+    volumes:
+      - employee_postgres_data:/var/lib/postgresql/data
+    environment:
+      POSTGRES_DB: employee_db
+      POSTGRES_USER: employee
+      POSTGRES_PASSWORD: secret
+    ports:
+      - "5432:5432"
+
+  employee:
+    container_name: employee
+    image: berndheidemann/employee-management-service:1.1.3
+    #    image: berndheidemann/employee-management-service_without_keycloak:1.1
+    environment:
+      spring.datasource.url: jdbc:postgresql://postgres-employee:5432/employee_db
+      spring.datasource.username: employee
+      spring.datasource.password: secret
+    ports:
+      - "8089:8089"
+    depends_on:
+      - postgres-employee
--- a/frontend/src/app/app.config.ts
+++ b/frontend/src/app/app.config.ts
@ -6,7 +6,7 @@ import { routes } from './app.routes';
 import { provideHttpClient, withInterceptors } from '@angular/common/http';
 import { provideAnimationsAsync } from '@angular/platform-browser/animations/async';
 import { OAuthStorage, provideOAuthClient } from 'angular-oauth2-oidc';
-import { httpInterceptor } from '@shared/interceptor/http.interceptor';
+import { httpInterceptor } from './shared/interceptor/http.interceptor';

 export const appConfig: ApplicationConfig = {
  providers: [
--- a/frontend/src/app/feature/deposit/deposit.component.ts
+++ b/frontend/src/app/feature/deposit/deposit.component.ts
@ -1,18 +1,18 @@
 import {
-  AfterViewInit,
  ChangeDetectionStrategy,
-  ChangeDetectorRef,
  Component,
  ElementRef,
  EventEmitter,
  inject,
  Input,
-  OnChanges,
-  OnDestroy,
  OnInit,
  Output,
-  SimpleChanges,
  ViewChild,
+  AfterViewInit,
+  OnDestroy,
+  OnChanges,
+  SimpleChanges,
+  ChangeDetectorRef,
 } from '@angular/core';
 import { FormControl, FormGroup, ReactiveFormsModule, Validators } from '@angular/forms';
 import { loadStripe, Stripe } from '@stripe/stripe-js';
--- a/frontend/src/app/feature/game/blackjack/blackjack.component.ts
+++ b/frontend/src/app/feature/game/blackjack/blackjack.component.ts
@ -1,4 +1,4 @@
-import { ChangeDetectionStrategy, Component, inject, OnInit, signal } from '@angular/core';
+import { ChangeDetectionStrategy, Component, inject, signal, OnInit } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { Router } from '@angular/router';
 import { PlayingCardComponent } from './components/playing-card/playing-card.component';
@ -6,7 +6,7 @@ import { DealerHandComponent } from './components/dealer-hand/dealer-hand.compon
 import { PlayerHandComponent } from './components/player-hand/player-hand.component';
 import { GameControlsComponent } from './components/game-controls/game-controls.component';
 import { GameInfoComponent } from './components/game-info/game-info.component';
-import { BlackjackGame, Card } from '@blackjack/models/blackjack.model';
+import { Card, BlackjackGame } from '@blackjack/models/blackjack.model';
 import { BlackjackService } from '@blackjack/services/blackjack.service';
 import { HttpErrorResponse } from '@angular/common/http';
 import { GameResultComponent } from '@blackjack/components/game-result/game-result.component';
--- a/frontend/src/app/feature/game/blackjack/components/animated-number/animated-number.component.ts
+++ b/frontend/src/app/feature/game/blackjack/components/animated-number/animated-number.component.ts
@ -1,12 +1,12 @@
 import {
-  AfterViewInit,
  ChangeDetectionStrategy,
  Component,
-  ElementRef,
  Input,
  OnChanges,
  SimpleChanges,
+  ElementRef,
  ViewChild,
+  AfterViewInit,
 } from '@angular/core';
 import { CommonModule, CurrencyPipe } from '@angular/common';
 import { CountUp } from 'countup.js';
--- a/frontend/src/app/feature/game/blackjack/components/game-info/game-info.component.ts
+++ b/frontend/src/app/feature/game/blackjack/components/game-info/game-info.component.ts
@ -5,8 +5,8 @@ import {
  Input,
  OnChanges,
  Output,
-  signal,
  SimpleChanges,
+  signal,
 } from '@angular/core';
 import { CommonModule, CurrencyPipe } from '@angular/common';
 import { FormGroup, ReactiveFormsModule } from '@angular/forms';
--- a/frontend/src/app/feature/game/blackjack/components/game-result/game-result.component.ts
+++ b/frontend/src/app/feature/game/blackjack/components/game-result/game-result.component.ts
@ -1,4 +1,4 @@
-import { ChangeDetectionStrategy, Component, EventEmitter, Input, Output } from '@angular/core';
+import { ChangeDetectionStrategy, Component, Input, Output, EventEmitter } from '@angular/core';
 import { CommonModule, CurrencyPipe } from '@angular/common';
 import { animate, style, transition, trigger } from '@angular/animations';
 import { GameState } from '../../enum/gameState';
--- a/frontend/src/app/feature/game/blackjack/components/playing-card/playing-card.component.ts
+++ b/frontend/src/app/feature/game/blackjack/components/playing-card/playing-card.component.ts
@ -1,9 +1,9 @@
 import {
-  AfterViewInit,
  ChangeDetectionStrategy,
  Component,
-  ElementRef,
  Input,
+  AfterViewInit,
+  ElementRef,
  OnChanges,
  SimpleChanges,
 } from '@angular/core';
--- a/frontend/src/app/feature/game/blackjack/services/blackjack.service.ts
+++ b/frontend/src/app/feature/game/blackjack/services/blackjack.service.ts
@ -1,6 +1,6 @@
-import { inject, Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
-import { catchError, Observable } from 'rxjs';
+import { Observable, catchError } from 'rxjs';
 import { BlackjackGame } from '@blackjack/models/blackjack.model';

@Injectable({
--- a/frontend/src/app/feature/home/home.component.html
+++ b/frontend/src/app/feature/home/home.component.html
@ -81,16 +81,12 @@
            [isOpen]="isDepositModalOpen"
            (closeModalEmitter)="closeDepositModal()"
          ></app-deposit>
-          <button
-            class="bg-deep-blue-light hover:bg-deep-blue-contrast w-full py-2 rounded"
-            (click)="openTransactionModal()"
-          >
+          <button class="bg-deep-blue-light hover:bg-deep-blue-contrast w-full py-2 rounded">
            Transaktionen
          </button>
-          <app-transaction-history
-            [isOpen]="isTransactionModalOpen"
-            (closeEventEmitter)="closeTransactionModal()"
-          />
+          <button class="bg-deep-blue-light hover:bg-deep-blue-contrast w-full py-2 rounded">
+            Kontoeinstellungen
+          </button>
        </div>
      </div>

@ -104,13 +100,11 @@
        <div class="space-y-3">
          <div
            class="flex justify-between items-center"
-            *ngFor="let transaction of (recentTransactionData | async)?.transactions"
+            *ngFor="let transaction of recentTransactions"
          >
            <div>
-              <p class="text-sm font-medium">{{ transaction.status }}</p>
-              <p class="text-xs text-text-secondary">
-                {{ transaction.createdAt | date: 'd.m.Y H:m' }}
-              </p>
+              <p class="text-sm font-medium">{{ transaction.type }}</p>
+              <p class="text-xs text-text-secondary">{{ transaction.date }}</p>
            </div>
            <span [class]="transaction.amount > 0 ? 'text-emerald' : 'text-accent-red'">
              {{ transaction.amount | currency: 'EUR' }}
--- a/frontend/src/app/feature/home/home.component.ts
+++ b/frontend/src/app/feature/home/home.component.ts
@ -1,36 +1,22 @@
-import { ChangeDetectionStrategy, Component, inject, OnInit } from '@angular/core';
-import { AsyncPipe, CurrencyPipe, DatePipe, NgFor } from '@angular/common';
+import { ChangeDetectionStrategy, Component, OnInit } from '@angular/core';
+import { CurrencyPipe, NgFor } from '@angular/common';
 import { DepositComponent } from '../deposit/deposit.component';
 import { ActivatedRoute, Router } from '@angular/router';
 import { ConfirmationComponent } from '@shared/components/confirmation/confirmation.component';
+import { Transaction } from 'app/model/Transaction';
 import { NavbarComponent } from '@shared/components/navbar/navbar.component';
 import { Game } from 'app/model/Game';
-import { Observable } from 'rxjs';
-import { TransactionService } from '@service/transaction.service';
-import format from 'ajv/dist/vocabularies/format';
-import { TransactionHistoryComponent } from '../transaction-history/transaction-history.component';
-import { TransactionData } from '../../model/TransactionData';

@Component({
  selector: 'app-homepage',
  standalone: true,
-  imports: [
-    NavbarComponent,
-    CurrencyPipe,
-    NgFor,
-    DepositComponent,
-    ConfirmationComponent,
-    AsyncPipe,
-    DatePipe,
-    TransactionHistoryComponent,
-  ],
+  imports: [NavbarComponent, CurrencyPipe, NgFor, DepositComponent, ConfirmationComponent],
  templateUrl: './home.component.html',
  changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export default class HomeComponent implements OnInit {
  isDepositModalOpen = false;
  isDepositSuccessful = false;
-  isTransactionModalOpen = false;

  constructor(
    public route: ActivatedRoute,
@ -88,13 +74,11 @@ export default class HomeComponent implements OnInit {

  allGames: Game[] = [...this.featuredGames];

-  recentTransactionData: Observable<TransactionData> =
-    inject(TransactionService).getUsersTransactions(5);
+  recentTransactions: Transaction[] = [];

  openDepositModal() {
    this.isDepositModalOpen = true;
  }
-
  closeDepositModal() {
    this.isDepositModalOpen = false;
  }
@ -102,22 +86,11 @@ export default class HomeComponent implements OnInit {
  openDepositConfirmationModal() {
    this.isDepositSuccessful = true;
  }
-
-  openTransactionModal() {
-    this.isTransactionModalOpen = true;
-  }
-
  closeDepositConfirmationModal() {
    this.isDepositSuccessful = false;
  }

-  closeTransactionModal() {
-    this.isTransactionModalOpen = false;
-  }
-
  navigateToGame(route: string) {
    this.router.navigate([route]);
  }
-
-  protected readonly format = format;
 }
--- a/frontend/src/app/feature/landing/landing.component.ts
+++ b/frontend/src/app/feature/landing/landing.component.ts
@ -1,4 +1,4 @@
-import { ChangeDetectionStrategy, Component, OnDestroy, OnInit } from '@angular/core';
+import { ChangeDetectionStrategy, Component, OnInit, OnDestroy } from '@angular/core';
 import { NgFor } from '@angular/common';
 import { NavbarComponent } from '@shared/components/navbar/navbar.component';

--- a/frontend/src/app/feature/transaction-history/transaction-history.component.css
+++ b/frontend/src/app/feature/transaction-history/transaction-history.component.css
@ -1,8 +0,0 @@
-button[disabled] {
-  cursor: not-allowed;
-  background-color: #077b58;
-  box-shadow: none;
-}
-button[disabled]:hover {
-  background-color: #077b58;
-}
--- a/frontend/src/app/feature/transaction-history/transaction-history.component.html
+++ b/frontend/src/app/feature/transaction-history/transaction-history.component.html
@ -1,60 +0,0 @@
-<div *ngIf="isOpen" [@fadeInOut] class="modal-bg" style="z-index: 1000; position: fixed">
-  <div class="modal-card" [@cardAnimation]>
-    <button
-      type="button"
-      (click)="closeDialog()"
-      class="absolute top-2 right-2 text-text-secondary"
-    >
-      <svg xmlns="http://www.w3.org/2000/svg" width="2em" height="2em" viewBox="0 0 24 24">
-        <path
-          fill="none"
-          stroke="currentColor"
-          stroke-linecap="round"
-          stroke-linejoin="round"
-          stroke-width="2"
-          d="M18 6L6 18M6 6l12 12"
-        />
-      </svg>
-    </button>
-    <h2 class="modal-heading mb-0">Transaktionen</h2>
-    <p class="pb-1 text-text-secondary mb-4">Hier siehst du alle vergangenen Einzahlungen</p>
-    @for (transaction of (transactionData$ | async)?.transactions; track null) {
-      <div class="flex justify-between items-center mb-4">
-        <div>
-          <p class="text-sm font-medium">{{ transaction.status }}</p>
-          <p class="text-xs text-text-secondary">{{ transaction.createdAt | date: 'd.m.Y H:m' }}</p>
-        </div>
-        <span [class]="transaction.amount > 0 ? 'text-emerald' : 'text-accent-red'">
-          {{ transaction.amount | currency: 'EUR' }}
-        </span>
-      </div>
-    } @empty {
-      <div class="flex justify-center items-center w-full h-32">
-        <div
-          class="spinner-border animate-spin inline-block w-8 h-8 border-4 rounded-full border-gray-300 border-t-gree-600"
-          role="status"
-        >
-          <span class="sr-only">Loading...</span>
-        </div>
-      </div>
-    }
-    <div class="inline inline-flex w-full gap-2">
-      <button
-        type="button"
-        (click)="back()"
-        class="button-primary w-full py-2"
-        [disabled]="offset <= 0"
-      >
-        <
-      </button>
-      <button
-        type="button"
-        (click)="forward()"
-        class="button-primary w-full py-2"
-        [disabled]="!(transactionData$ | async)?.hasMore"
-      >
-        >
-      </button>
-    </div>
-  </div>
-</div>
--- a/frontend/src/app/feature/transaction-history/transaction-history.component.ts
+++ b/frontend/src/app/feature/transaction-history/transaction-history.component.ts
@ -1,54 +0,0 @@
-import {
-  ChangeDetectionStrategy,
-  Component,
-  EventEmitter,
-  inject,
-  Input,
-  Output,
-} from '@angular/core';
-import { TransactionService } from '@service/transaction.service';
-import { Observable } from 'rxjs';
-import { AsyncPipe, CurrencyPipe, DatePipe, NgForOf, NgIf } from '@angular/common';
-import { AnimatedNumberComponent } from '@blackjack/components/animated-number/animated-number.component';
-import { TransactionData } from '../../model/TransactionData';
-
-const PER_PAGE = 5;
-
-@Component({
-  standalone: true,
-  selector: 'app-transaction-history',
-  imports: [NgForOf, AsyncPipe, CurrencyPipe, DatePipe, AnimatedNumberComponent, NgIf],
-  templateUrl: './transaction-history.component.html',
-  styleUrl: './transaction-history.component.css',
-  changeDetection: ChangeDetectionStrategy.OnPush,
-})
-export class TransactionHistoryComponent {
-  @Input()
-  isOpen = false;
-  @Output()
-  closeEventEmitter = new EventEmitter<void>();
-
-  protected offset = 0;
-
-  private transactionService: TransactionService = inject(TransactionService);
-  transactionData$: Observable<TransactionData> = this.loadTransactions();
-
-  closeDialog() {
-    this.isOpen = false;
-    this.closeEventEmitter.emit();
-  }
-
-  forward() {
-    this.offset++;
-    this.transactionData$ = this.loadTransactions();
-  }
-
-  back() {
-    this.offset--;
-    this.transactionData$ = this.loadTransactions();
-  }
-
-  loadTransactions() {
-    return this.transactionService.getUsersTransactions(PER_PAGE, this.offset * PER_PAGE);
-  }
-}
--- a/frontend/src/app/model/Transaction.ts
+++ b/frontend/src/app/model/Transaction.ts
@ -1,5 +1,6 @@
 export interface Transaction {
-  status: string;
+  id: string;
+  type: string;
  amount: number;
-  createdAt: string;
+  date: string;
 }
--- a/frontend/src/app/model/TransactionData.ts
+++ b/frontend/src/app/model/TransactionData.ts
@ -1,6 +0,0 @@
-import { Transaction } from './Transaction';
-
-export interface TransactionData {
-  transactions: Transaction[];
-  hasMore: boolean;
-}
--- a/frontend/src/app/service/transaction.service.ts
+++ b/frontend/src/app/service/transaction.service.ts
@ -1,24 +0,0 @@
-import { inject, Injectable } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
-import { TransactionData } from '../model/TransactionData';
-
-@Injectable({
-  providedIn: 'root',
-})
-export class TransactionService {
-  private http: HttpClient = inject(HttpClient);
-
-  public getUsersTransactions(limit: number | null = null, offset: number | null = null) {
-    const baseUrl = new URL(`${window.location.origin}/backend/user/transactions`);
-
-    if (limit !== null) {
-      baseUrl.searchParams.append('limit', limit.toString());
-    }
-
-    if (offset !== null) {
-      baseUrl.searchParams.append('offset', offset.toString());
-    }
-
-    return this.http.get<TransactionData>(`${baseUrl}`);
-  }
-}
--- a/frontend/src/app/shared/components/confirmation/confirmation.component.ts
+++ b/frontend/src/app/shared/components/confirmation/confirmation.component.ts
@ -1,12 +1,12 @@
 import {
-  AfterViewInit,
  Component,
  ElementRef,
  EventEmitter,
  Input,
-  OnDestroy,
  Output,
  ViewChild,
+  AfterViewInit,
+  OnDestroy,
 } from '@angular/core';
 import { ModalAnimationService } from '@shared/services/modal-animation.service';
 import gsap from 'gsap';
--- a/frontend/src/app/shared/components/footer/footer.component.ts
+++ b/frontend/src/app/shared/components/footer/footer.component.ts
@ -1,7 +1,7 @@
 import { ChangeDetectionStrategy, Component } from '@angular/core';
 import { FontAwesomeModule } from '@fortawesome/angular-fontawesome';
-import { faCreditCard, faMoneyBillTransfer, faWallet } from '@fortawesome/free-solid-svg-icons';
-import { faApplePay, faGooglePay, faPaypal } from '@fortawesome/free-brands-svg-icons';
+import { faMoneyBillTransfer, faCreditCard, faWallet } from '@fortawesome/free-solid-svg-icons';
+import { faPaypal, faGooglePay, faApplePay } from '@fortawesome/free-brands-svg-icons';

@Component({
  selector: 'app-footer',
--- a/frontend/src/app/shared/components/navbar/navbar.component.ts
+++ b/frontend/src/app/shared/components/navbar/navbar.component.ts
@ -2,8 +2,8 @@ import {
  ChangeDetectionStrategy,
  Component,
  inject,
-  OnDestroy,
  OnInit,
+  OnDestroy,
  signal,
 } from '@angular/core';
 import { RouterModule } from '@angular/router';