fix: wrong field search when searching for owner of an instance

src/main/java/fr/la_banquise/backend/rest/UserEndpoints.java

@@ -32,12 +32,6 @@ public class UserEndpoints {
     @Path("/me")
     @Authenticated
     public Response getCurrentUser() {
-        System.out.println("=== DEBUG /me endpoint ===");
-        System.out.println("Identity: " + identity);
-        System.out.println("Principal: " + identity.getPrincipal());
-        System.out.println("Principal name: " +
-                           identity.getPrincipal().getName());
-        System.out.println("Roles: " + identity.getRoles());
         LoggedUserResponse user = new LoggedUserResponse(
             identity.getPrincipal().getName(), identity.getRoles());
         return Response.ok(user).build();

src/main/java/fr/la_banquise/backend/services/InstanceService.java

@@ -29,7 +29,7 @@ public class InstanceService {
 
     public List<Instance> getAllInstances(String username) {
         User user = userRepository.findByName(username);
-        return instanceRepository.find("user", user).list();
+        return instanceRepository.find("owner", user).list();
     }
 
     public Instance getInstance(Long id) {

src/main/java/fr/la_banquise/backend/services/UserService.java

@@ -41,7 +41,7 @@ public class UserService {
         userRepository.deleteById(id);
     }
 
-    @Transactional
+    @Transactional // wtf ? this is get user no ?
     public User updateUser(Long id) {
         User user = userRepository.findById(id);
         return user;