diff --git a/docker-compose.yaml b/docker-compose.yaml
index 5d13b0e..49005c9 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -12,7 +12,7 @@ services:
       - postgres_data:/var/lib/postgresql/data
 
   listhub_backend:
-    build: .
+    build: '../backend'
     restart: unless-stopped
     depends_on:
       - db
@@ -25,7 +25,25 @@ services:
       - "8080:8080"
     volumes:
       - listhub_data:/app
+  loki:
+    image: grafana/loki:2.9.2
+    container_name: loki
+    ports:
+      - "3100:3100"
+    command: -config.file=/etc/loki/local-config.yaml
+    restart: unless-stopped
+
+  grafana:
+      image: grafana/grafana:latest
+      container_name: grafana
+      ports:
+        - "3000:3000"
+      environment:
+        - GF_SECURITY_ADMIN_PASSWORD=admin # Hasło do pierwszego logowania
+      depends_on:
+        - loki
+      restart: unless-stopped
 
 volumes:
   postgres_data:
-  listhub_data:
\ No newline at end of file
+  listhub_data:
diff --git a/pom.xml b/pom.xml
index 2404e58..bb7fbe6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,6 +31,11 @@
         <lombok.version>1.18.46</lombok.version>
     </properties>
     <dependencies>
+        <dependency>
+            <groupId>com.github.loki4j</groupId>
+            <artifactId>loki-logback-appender</artifactId>
+            <version>1.4.1</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jpa</artifactId>
diff --git a/src/main/java/_11/asktpk/artisanconnectbackend/controller/AuthController.java b/src/main/java/_11/asktpk/artisanconnectbackend/controller/AuthController.java
index 0b5ba48..2c56cc6 100644
--- a/src/main/java/_11/asktpk/artisanconnectbackend/controller/AuthController.java
+++ b/src/main/java/_11/asktpk/artisanconnectbackend/controller/AuthController.java
@@ -6,6 +6,7 @@ import _11.asktpk.artisanconnectbackend.dto.*;
 import _11.asktpk.artisanconnectbackend.security.JwtUtil;
 import _11.asktpk.artisanconnectbackend.service.AuthService;
 import jakarta.servlet.http.HttpServletRequest;
+import jakarta.validation.Valid;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.*;
 import org.springframework.web.bind.annotation.*;
@@ -45,8 +46,8 @@ public class AuthController {
         }
     }
 
-    @PostMapping("/register")
-    public ResponseEntity<?> register(@RequestBody ClientRegistrationDTO clientRegistrationDTO) {
+    @PostMapping("/register")//****************************
+    public ResponseEntity<?> register(@Valid @RequestBody ClientRegistrationDTO clientRegistrationDTO) { // <-- Dodane @Valid przed @RequestBody
         if (clientRegistrationDTO.getEmail() == null || clientRegistrationDTO.getPassword() == null
                 || clientRegistrationDTO.getEmail().isEmpty() || clientRegistrationDTO.getPassword().isEmpty()) {
             return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new RequestResponseDTO("Przekazano puste login lub hasło"));