chore: logging

backend/src/main/java/net/beetechgroup/beetask/frameworks/persistence/repository/OrganizationRepositoryImpl.java

@@ -7,6 +7,7 @@ import net.beetechgroup.beetask.entities.organization.Organization;
 import net.beetechgroup.beetask.frameworks.persistence.entities.OrganizationEntity;
 import net.beetechgroup.beetask.frameworks.persistence.mapper.OrganizationEntityMapper;
 import net.beetechgroup.beetask.usecase.repository.OrganizationRepository;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 import java.util.Objects;
@@ -14,6 +15,7 @@ import java.util.Optional;
 
 @ApplicationScoped
 public class OrganizationRepositoryImpl implements OrganizationRepository, PanacheRepository<OrganizationEntity> {
+    private static final Logger LOGGER = Logger.getLogger(OrganizationRepositoryImpl.class);
 
     @Override
     @Transactional
@@ -24,25 +26,35 @@ public class OrganizationRepositoryImpl implements OrganizationRepository, Panac
         } else {
             entity = getEntityManager().merge(entity);
         }
-        return OrganizationEntityMapper.toDomain(entity);
+        Organization savedOrganization = OrganizationEntityMapper.toDomain(entity);
+        LOGGER.infof("Persisted organization %d with name '%s'", savedOrganization.getId(), savedOrganization.getName());
+        return savedOrganization;
     }
 
     @Override
     public List<Organization> search(String query) {
         if (Objects.isNull(query) || query.isBlank()) {
-            return findAll().list().stream()
+            List<Organization> organizations = findAll().list().stream()
                     .map(OrganizationEntityMapper::toDomain)
                     .toList();
+            LOGGER.infof("Loaded %d organizations with empty search query", organizations.size());
+            return organizations;
         }
 
-        return find("name like ?1", "%" + query + "%").stream()
+        List<Organization> organizations = find("name like ?1", "%" + query + "%").stream()
                 .map(OrganizationEntityMapper::toDomain)
                 .toList();
+        LOGGER.infof("Loaded %d organizations for search query '%s'", organizations.size(), query);
+        return organizations;
     }
 
     @Override
     public Optional<Organization> findOrganizationById(Long id) {
-        return findByIdOptional(id)
+        Optional<Organization> organization = findByIdOptional(id)
                 .map(OrganizationEntityMapper::toDomain);
+        if (organization.isEmpty()) {
+            LOGGER.warnf("Organization %d was not found", id);
+        }
+        return organization;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/frameworks/persistence/repository/ProjectRepositoryImpl.java

@@ -7,6 +7,7 @@ import net.beetechgroup.beetask.entities.Project;
 import net.beetechgroup.beetask.frameworks.persistence.entities.ProjectEntity;
 import net.beetechgroup.beetask.frameworks.persistence.mapper.ProjectEntityMapper;
 import net.beetechgroup.beetask.usecase.repository.ProjectRepository;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 import java.util.Objects;
@@ -14,6 +15,7 @@ import java.util.Optional;
 
 @ApplicationScoped
 public class ProjectRepositoryImpl implements ProjectRepository, PanacheRepository<ProjectEntity> {
+    private static final Logger LOGGER = Logger.getLogger(ProjectRepositoryImpl.class);
 
     @Override
     @Transactional
@@ -24,19 +26,27 @@ public class ProjectRepositoryImpl implements ProjectRepository, PanacheReposito
         } else {
             entity = getEntityManager().merge(entity);
         }
-        return ProjectEntityMapper.toDomain(entity);
+        Project savedProject = ProjectEntityMapper.toDomain(entity);
+        LOGGER.infof("Persisted project %d for organization %d", savedProject.getId(), savedProject.getOrganization().getId());
+        return savedProject;
     }
 
     @Override
     public Optional<Project> findProjectById(Long id) {
-        return findByIdOptional(id)
+        Optional<Project> project = findByIdOptional(id)
                 .map(ProjectEntityMapper::toDomain);
+        if (project.isEmpty()) {
+            LOGGER.warnf("Project %d was not found", id);
+        }
+        return project;
     }
 
     @Override
     public List<Project> findByOrganizationId(Long organizationId) {
-        return find("organization.id", organizationId).stream()
+        List<Project> projects = find("organization.id", organizationId).stream()
                 .map(ProjectEntityMapper::toDomain)
                 .toList();
+        LOGGER.infof("Loaded %d projects for organization %d from database", projects.size(), organizationId);
+        return projects;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/frameworks/persistence/repository/TaskRepositoryImpl.java

@@ -13,9 +13,11 @@ import net.beetechgroup.beetask.frameworks.persistence.entities.TaskEntity;
 import net.beetechgroup.beetask.frameworks.persistence.mapper.TaskEntityMapper;
 import net.beetechgroup.beetask.usecase.exceptions.TaskNotFoundException;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
+import org.jboss.logging.Logger;
 
 @ApplicationScoped
 public class TaskRepositoryImpl implements TaskRepository, PanacheRepository<TaskEntity> {
+    private static final Logger LOGGER = Logger.getLogger(TaskRepositoryImpl.class);
 
     @Override
     @Transactional
@@ -26,19 +28,26 @@ public class TaskRepositoryImpl implements TaskRepository, PanacheRepository<Tas
         } else {
             entity = getEntityManager().merge(entity);
         }
-        return TaskEntityMapper.toDomain(entity);
+        Task savedTask = TaskEntityMapper.toDomain(entity);
+        LOGGER.infof("Persisted task %d with status %s", savedTask.getId(), savedTask.getStatus());
+        return savedTask;
     }
 
     @Override
     public Task findTaskById(Long id) {
         TaskEntity entity = find("id = ?1", id).firstResultOptional()
-                .orElseThrow(() -> new TaskNotFoundException(id));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Task %d was not found in repository", id);
+                    return new TaskNotFoundException(id);
+                });
         return TaskEntityMapper.toDomain(entity);
     }
 
     @Override
     public List<Task> findAllTasks() {
-        return findAll().list().stream().map(TaskEntityMapper::toDomain).toList();
+        List<Task> tasks = findAll().list().stream().map(TaskEntityMapper::toDomain).toList();
+        LOGGER.infof("Loaded %d tasks from database", tasks.size());
+        return tasks;
     }
 
     @Override
@@ -61,7 +70,9 @@ public class TaskRepositoryImpl implements TaskRepository, PanacheRepository<Tas
 
     @Override
     public List<Task> findTasksByUser(String email) {
-        return find("user.email = ?1", email).list().stream().map(TaskEntityMapper::toDomain).toList();
+        List<Task> tasks = find("user.email = ?1", email).list().stream().map(TaskEntityMapper::toDomain).toList();
+        LOGGER.infof("Loaded %d tasks for user %s", tasks.size(), email);
+        return tasks;
     }
 
     @Override
@@ -100,7 +111,10 @@ public class TaskRepositoryImpl implements TaskRepository, PanacheRepository<Tas
 
     @Override
     public List<Task> findTasksWorkedByUserEmailsInPeriod(List<String> emails, LocalDateTime start, LocalDateTime end) {
-        if (emails.isEmpty()) return List.of();
+        if (emails.isEmpty()) {
+            LOGGER.warn("Task search by user emails skipped because the email list is empty");
+            return List.of();
+        }
         return find("user.email in ?1", emails).list().stream()
                 .filter(entity -> entity.getHistory().stream().anyMatch(h ->
                         Objects.nonNull(h.getStartAt()) &&
@@ -112,7 +126,10 @@ public class TaskRepositoryImpl implements TaskRepository, PanacheRepository<Tas
 
     @Override
     public List<Task> findTasksFinishedByUserEmailsInPeriod(List<String> emails, LocalDateTime start, LocalDateTime end) {
-        if (emails.isEmpty()) return List.of();
+        if (emails.isEmpty()) {
+            LOGGER.warn("Finished task search by user emails skipped because the email list is empty");
+            return List.of();
+        }
         return find("user.email in ?1 and status = ?2 and finishedAt >= ?3 and finishedAt <= ?4",
                 emails, TaskStatus.COMPLETED, start, end)
                 .list().stream().map(TaskEntityMapper::toDomain).toList();

backend/src/main/java/net/beetechgroup/beetask/frameworks/persistence/repository/UserOrganizationRepositoryImpl.java

@@ -8,6 +8,7 @@ import net.beetechgroup.beetask.entities.organization.UserOrganizationStatus;
 import net.beetechgroup.beetask.frameworks.persistence.entities.UserOrganizationEntity;
 import net.beetechgroup.beetask.frameworks.persistence.mapper.UserOrganizationEntityMapper;
 import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 import java.util.Objects;
@@ -15,33 +16,44 @@ import java.util.Optional;
 
 @ApplicationScoped
 public class UserOrganizationRepositoryImpl implements UserOrganizationRepository, PanacheRepository<UserOrganizationEntity> {
+    private static final Logger LOGGER = Logger.getLogger(UserOrganizationRepositoryImpl.class);
 
     @Override
     public List<UserOrganization> findByUserId(Long userId) {
-        return find("user.id", userId).stream()
+        List<UserOrganization> organizations = find("user.id", userId).stream()
                 .map(UserOrganizationEntityMapper::toDomain)
                 .toList();
+        LOGGER.infof("Loaded %d organization memberships for user %d", organizations.size(), userId);
+        return organizations;
     }
 
     @Override
     public List<UserOrganization> findByUserIdAndStatus(Long userId, UserOrganizationStatus status) {
-        return find("user.id = ?1 and status = ?2", userId, status).stream()
+        List<UserOrganization> organizations = find("user.id = ?1 and status = ?2", userId, status).stream()
                 .map(UserOrganizationEntityMapper::toDomain)
                 .toList();
+        LOGGER.infof("Loaded %d organization memberships for user %d with status %s", organizations.size(), userId, status);
+        return organizations;
     }
 
     @Override
     public List<UserOrganization> findByOrganizationIdAndStatus(Long organizationId, UserOrganizationStatus status) {
-        return find("organization.id = ?1 and status = ?2", organizationId, status).stream()
+        List<UserOrganization> organizations = find("organization.id = ?1 and status = ?2", organizationId, status).stream()
                 .map(UserOrganizationEntityMapper::toDomain)
                 .toList();
+        LOGGER.infof("Loaded %d memberships for organization %d with status %s", organizations.size(), organizationId, status);
+        return organizations;
     }
 
     @Override
     public Optional<UserOrganization> findByUserAndOrganization(Long userId, Long organizationId) {
-        return find("user.id = ?1 and organization.id = ?2", userId, organizationId)
+        Optional<UserOrganization> association = find("user.id = ?1 and organization.id = ?2", userId, organizationId)
                 .firstResultOptional()
                 .map(UserOrganizationEntityMapper::toDomain);
+        if (association.isEmpty()) {
+            LOGGER.warnf("Membership for user %d and organization %d was not found", userId, organizationId);
+        }
+        return association;
     }
 
     @Override
@@ -56,9 +68,13 @@ public class UserOrganizationRepositoryImpl implements UserOrganizationRepositor
                 existingEntity.setRole(entity.getRole());
                 existingEntity.setStatus(entity.getStatus());
                 getEntityManager().merge(existingEntity);
+                LOGGER.infof("Updated membership for user %d in organization %d to role %s and status %s",
+                        entity.getUser().getId(), entity.getOrganization().getId(), entity.getRole(), entity.getStatus());
                 return;
             }
         }
         persist(entity);
+        LOGGER.infof("Created membership for user %d in organization %d with role %s and status %s",
+                entity.getUser().getId(), entity.getOrganization().getId(), entity.getRole(), entity.getStatus());
     }
 }

backend/src/main/java/net/beetechgroup/beetask/frameworks/persistence/repository/UserRepositoryImpl.java

@@ -12,12 +12,14 @@ import net.beetechgroup.beetask.entities.organization.UserOrganization;
 import net.beetechgroup.beetask.entities.organization.UserOrganizationStatus;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 import java.util.Optional;
 
 @ApplicationScoped
 public class UserRepositoryImpl implements UserRepository, PanacheRepository<UserEntity> {
+    private static final Logger LOGGER = Logger.getLogger(UserRepositoryImpl.class);
 
     @Inject
     UserOrganizationRepository userOrganizationRepository;
@@ -31,23 +33,35 @@ public class UserRepositoryImpl implements UserRepository, PanacheRepository<Use
         } else {
             entity = getEntityManager().merge(entity);
         }
-        return UserEntityMapper.toDomain(entity);
+        User savedUser = UserEntityMapper.toDomain(entity);
+        LOGGER.infof("Persisted user %d with email %s", savedUser.getId(), savedUser.getEmail());
+        return savedUser;
     }
 
     @Override
     public Optional<User> findByEmail(String email) {
-        return find("email", email).firstResultOptional()
+        Optional<User> user = find("email", email).firstResultOptional()
                 .map(UserEntityMapper::toDomain);
+        if (user.isEmpty()) {
+            LOGGER.warnf("User with email %s was not found", email);
+        }
+        return user;
     }
 
     @Override
     public Optional<User> findUserById(Long id) {
-        return findByIdOptional(id)
+        Optional<User> user = findByIdOptional(id)
                 .map(UserEntityMapper::toDomain);
+        if (user.isEmpty()) {
+            LOGGER.warnf("User with id %d was not found", id);
+        }
+        return user;
     }
 
     @Override
     public List<UserOrganization> findUserOrganizations(Long userId) {
-        return userOrganizationRepository.findByUserIdAndStatus(userId, UserOrganizationStatus.ACTIVE);
+        List<UserOrganization> organizations = userOrganizationRepository.findByUserIdAndStatus(userId, UserOrganizationStatus.ACTIVE);
+        LOGGER.infof("Loaded %d active organizations for user %d", organizations.size(), userId);
+        return organizations;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/auth/AuthController.java

@@ -27,12 +27,14 @@ import io.quarkus.security.identity.SecurityIdentity;
 import jakarta.ws.rs.GET;
 import net.beetechgroup.beetask.usecase.user.profile.GetUserProfileUseCase;
 import net.beetechgroup.beetask.usecase.user.profile.UserProfileOutput;
+import org.jboss.logging.Logger;
 
 @Path("/auth")
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
 @Tag(name = "Authentication", description = "Authentication operations")
 public class AuthController {
+    private static final Logger LOGGER = Logger.getLogger(AuthController.class);
 
     @Inject
     CreateUserUseCase createUserUseCase;
@@ -55,6 +57,7 @@ public class AuthController {
     @Operation(summary = "Get current user profile", description = "Returns details of the logged in user")
     public UserProfileOutput me() {
         String email = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("Profile requested for authenticated user %s", email);
         return getUserProfileUseCase.execute(email);
     }
 
@@ -62,8 +65,10 @@ public class AuthController {
     @POST
     @Operation(summary = "Register", description = "Creates a new user account")
     public CreateAccountResponse register(CreateAccountRequest request) {
+        LOGGER.infof("Registration requested for email %s", request.email());
         CreateUserInput input = AuthControllerMapper.toCreateUserInput(request);
         CreateUserOutput output = createUserUseCase.execute(input);
+        LOGGER.infof("User account created successfully for email %s", output.email());
         return AuthControllerMapper.toCreateAccountResponse(output);
     }
 
@@ -71,8 +76,10 @@ public class AuthController {
     @POST
     @Operation(summary = "Login", description = "Login that returns real user data and JWT")
     public LoginResponse login(LoginRequest request) {
+        LOGGER.infof("Login requested for email %s", request.email());
         LoginInput input = AuthControllerMapper.toLoginInput(request);
         LoginOutput output = loginUseCase.execute(input);
+        LOGGER.infof("Login succeeded for email %s", output.email());
         return AuthControllerMapper.toLoginResponse(output);
     }
 
@@ -80,8 +87,10 @@ public class AuthController {
     @POST
     @Operation(summary = "Refresh token", description = "Token refresh using refresh token")
     public LoginResponse refresh(RefreshTokenRequest request) {
+        LOGGER.info("Refresh token requested");
         RefreshTokenInput input = AuthControllerMapper.toRefreshTokenInput(request);
         LoginOutput output = refreshTokenUseCase.execute(input);
+        LOGGER.infof("Refresh token succeeded for email %s", output.email());
         return AuthControllerMapper.toLoginResponse(output);
     }
 }

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/dashboard/DashboardController.java

@@ -11,6 +11,7 @@ import jakarta.ws.rs.core.MediaType;
 import net.beetechgroup.beetask.usecase.dashboard.DashboardInput;
 import net.beetechgroup.beetask.usecase.dashboard.DashboardOutput;
 import net.beetechgroup.beetask.usecase.dashboard.DashboardUseCase;
+import org.jboss.logging.Logger;
 
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -19,6 +20,7 @@ import java.time.format.DateTimeFormatter;
 @Produces(MediaType.APPLICATION_JSON)
 @Authenticated
 public class DashboardController {
+    private static final Logger LOGGER = Logger.getLogger(DashboardController.class);
 
     @Inject
     DashboardUseCase dashboardUseCase;
@@ -46,6 +48,7 @@ public class DashboardController {
         }
 
         DashboardInput input = new DashboardInput(email, start, end);
+        LOGGER.infof("Dashboard requested by user %s for period %s to %s", email, start, end);
         return dashboardUseCase.execute(input);
     }
 }

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/organization/OrganizationController.java

@@ -21,11 +21,13 @@ import net.beetechgroup.beetask.usecase.organization.requests.ListUserJoinReques
 import net.beetechgroup.beetask.usecase.organization.requests.UserJoinRequestOutput;
 import net.beetechgroup.beetask.usecase.organization.requests.JoinRequestOutput;
 import net.beetechgroup.beetask.usecase.organization.requests.HandleJoinRequestUseCase;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 
 @Path("/organizations")
 public class OrganizationController {
+    private static final Logger LOGGER = Logger.getLogger(OrganizationController.class);
 
     @Inject
     CreateOrganizationUseCase createOrganizationUseCase;
@@ -53,8 +55,10 @@ public class OrganizationController {
     @Operation(summary = "Create organization", description = "Creates a new organization")
     public CreateOrganizationResponse createOrganization(CreateOrganizationRequest request) {
         String userEmail = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested organization creation with name '%s'", userEmail, request.name());
         CreateOrganizationInput input = OrganizationControllerMapper.toCreateOrganizationInput(request, userEmail);
         CreateOrganizationOutput output = createOrganizationUseCase.execute(input);
+        LOGGER.infof("Organization %d created successfully by user %s", output.id(), userEmail);
         return OrganizationControllerMapper.toCreateOrganizationResponse(output);
     }
 
@@ -63,7 +67,9 @@ public class OrganizationController {
     @Authenticated
     @Operation(summary = "Search organizations", description = "Search for organizations by name")
     public List<SearchOrganizationOutput> search(@QueryParam("q") String query) {
-        return searchOrganizationsUseCase.execute(query);
+        List<SearchOrganizationOutput> organizations = searchOrganizationsUseCase.execute(query);
+        LOGGER.infof("Organization search executed with query '%s' and returned %d results", query, organizations.size());
+        return organizations;
     }
 
     @POST
@@ -72,7 +78,9 @@ public class OrganizationController {
     @Operation(summary = "Request to join", description = "Request to join an organization")
     public void requestJoin(@PathParam("id") Long organizationId) {
         String userEmail = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested to join organization %d", userEmail, organizationId);
         requestJoinOrganizationUseCase.execute(organizationId, userEmail);
+        LOGGER.infof("Join request created for user %s in organization %d", userEmail, organizationId);
     }
 
     @GET
@@ -81,7 +89,9 @@ public class OrganizationController {
     @Operation(summary = "List pending requests", description = "List all pending join requests for an organization (Owner only)")
     public List<JoinRequestOutput> listRequests(@PathParam("id") Long organizationId) {
         String userEmail = securityIdentity.getPrincipal().getName();
-        return listPendingRequestsUseCase.execute(userEmail, organizationId, null);
+        List<JoinRequestOutput> requests = listPendingRequestsUseCase.execute(userEmail, organizationId, null);
+        LOGGER.infof("User %s listed %d pending requests for organization %d", userEmail, requests.size(), organizationId);
+        return requests;
     }
 
     @PATCH
@@ -90,7 +100,9 @@ public class OrganizationController {
     @Operation(summary = "Approve request", description = "Approve a join request (Owner only)")
     public void approveRequest(@PathParam("id") Long organizationId, @PathParam("userId") Long userId) {
         String userEmail = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested approval for user %d in organization %d", userEmail, userId, organizationId);
         handleJoinRequestUseCase.execute(userEmail, organizationId, new HandleJoinRequestUseCase.Input(userId, true));
+        LOGGER.infof("Join request approved for user %d in organization %d by %s", userId, organizationId, userEmail);
     }
 
     @PATCH
@@ -99,7 +111,9 @@ public class OrganizationController {
     @Operation(summary = "Reject request", description = "Reject a join request (Owner only)")
     public void rejectRequest(@PathParam("id") Long organizationId, @PathParam("userId") Long userId) {
         String userEmail = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested rejection for user %d in organization %d", userEmail, userId, organizationId);
         handleJoinRequestUseCase.execute(userEmail, organizationId, new HandleJoinRequestUseCase.Input(userId, false));
+        LOGGER.infof("Join request rejected for user %d in organization %d by %s", userId, organizationId, userEmail);
     }
 
     @GET
@@ -108,6 +122,8 @@ public class OrganizationController {
     @Operation(summary = "List my requests", description = "List all join requests made by the current user")
     public List<UserJoinRequestOutput> listMyRequests() {
         String userEmail = securityIdentity.getPrincipal().getName();
-        return listUserJoinRequestsUseCase.execute(userEmail);
+        List<UserJoinRequestOutput> requests = listUserJoinRequestsUseCase.execute(userEmail);
+        LOGGER.infof("User %s listed %d organization join requests", userEmail, requests.size());
+        return requests;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/orgdashboard/MemberDetailController.java

@@ -11,6 +11,7 @@ import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
 import net.beetechgroup.beetask.usecase.orgdashboard.memberdetail.MemberDetailInput;
 import net.beetechgroup.beetask.usecase.orgdashboard.memberdetail.MemberDetailUseCase;
+import org.jboss.logging.Logger;
 
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -19,6 +20,7 @@ import java.time.format.DateTimeFormatter;
 @Produces(MediaType.APPLICATION_JSON)
 @Authenticated
 public class MemberDetailController {
+    private static final Logger LOGGER = Logger.getLogger(MemberDetailController.class);
 
     @Inject
     MemberDetailUseCase memberDetailUseCase;
@@ -47,6 +49,8 @@ public class MemberDetailController {
             end = end.with(java.time.LocalTime.MAX);
         }
 
+        LOGGER.infof("Member stats requested by user %s for organization %d member %d and period %s to %s",
+                email, organizationId, memberId, start, end);
         return MemberDetailControllerMapper.toResponse(
                 memberDetailUseCase.execute(new MemberDetailInput(email, organizationId, memberId, start, end))
         );

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/orgdashboard/OrgDashboardController.java

@@ -11,6 +11,7 @@ import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
 import net.beetechgroup.beetask.usecase.orgdashboard.OrgDashboardInput;
 import net.beetechgroup.beetask.usecase.orgdashboard.OrgDashboardUseCase;
+import org.jboss.logging.Logger;
 
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -19,6 +20,7 @@ import java.time.format.DateTimeFormatter;
 @Produces(MediaType.APPLICATION_JSON)
 @Authenticated
 public class OrgDashboardController {
+    private static final Logger LOGGER = Logger.getLogger(OrgDashboardController.class);
 
     @Inject
     OrgDashboardUseCase orgDashboardUseCase;
@@ -46,6 +48,8 @@ public class OrgDashboardController {
             end = end.with(java.time.LocalTime.MAX);
         }
 
+        LOGGER.infof("Organization dashboard requested by user %s for organization %d and period %s to %s",
+                email, organizationId, start, end);
         return OrgDashboardControllerMapper.toResponse(
             orgDashboardUseCase.execute(new OrgDashboardInput(email, organizationId, start, end))
         );

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/project/ProjectController.java

@@ -12,6 +12,7 @@ import jakarta.ws.rs.core.MediaType;
 import net.beetechgroup.beetask.entities.Project;
 import net.beetechgroup.beetask.usecase.project.create.CreateProjectUseCase;
 import net.beetechgroup.beetask.usecase.project.list.ListProjectsUseCase;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 
@@ -19,6 +20,7 @@ import java.util.List;
 @Produces(MediaType.APPLICATION_JSON)
 @Consumes(MediaType.APPLICATION_JSON)
 public class ProjectController {
+    private static final Logger LOGGER = Logger.getLogger(ProjectController.class);
 
     @Inject
     CreateProjectUseCase createProjectUseCase;
@@ -29,15 +31,19 @@ public class ProjectController {
     @GET
     @Authenticated
     public List<ProjectResponse> listProjects(@PathParam("orgId") Long orgId) {
-        return listProjectsUseCase.execute(orgId).stream()
+        List<ProjectResponse> projects = listProjectsUseCase.execute(orgId).stream()
                 .map(p -> new ProjectResponse(p.getId(), p.getName()))
                 .toList();
+        LOGGER.infof("Listed %d projects for organization %d", projects.size(), orgId);
+        return projects;
     }
 
     @POST
     @Authenticated
     public ProjectResponse createProject(@PathParam("orgId") Long orgId, CreateProjectRequest request) {
+        LOGGER.infof("Project creation requested for organization %d with name '%s'", orgId, request.name());
         Project project = createProjectUseCase.execute(orgId, request.name());
+        LOGGER.infof("Project %d created successfully for organization %d", project.getId(), orgId);
         return new ProjectResponse(project.getId(), project.getName());
     }
 

backend/src/main/java/net/beetechgroup/beetask/interfaceadapters/controllers/task/TaskController.java

@@ -18,6 +18,7 @@ import java.util.List;
 import org.eclipse.microprofile.openapi.annotations.Operation;
 import org.eclipse.microprofile.openapi.annotations.responses.APIResponse;
 import org.eclipse.microprofile.openapi.annotations.tags.Tag;
+import org.jboss.logging.Logger;
 
 import net.beetechgroup.beetask.entities.task.TaskStatus;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskInput;
@@ -36,6 +37,7 @@ import net.beetechgroup.beetask.usecase.task.get.GetTaskUseCase;
 @Consumes(MediaType.APPLICATION_JSON)
 @Tag(name = "Tasks", description = "Task management operations")
 public class TaskController {
+    private static final Logger LOGGER = Logger.getLogger(TaskController.class);
 
     @Inject
     CreateTaskUseCase createTaskUseCase;
@@ -69,8 +71,10 @@ public class TaskController {
     @APIResponse(responseCode = "201", description = "Task created successfully")
     public CreateTaskResponse createTask(CreateTaskRequest request) {
         String email = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested task creation with title '%s'", email, request.title());
         CreateTaskInput input = TaskControllerMapper.toCreateTaskInput(request, email);
         CreateTaskOutput output = createTaskUseCase.execute(input);
+        LOGGER.infof("Task %d created successfully by user %s", output.id(), email);
         return TaskControllerMapper.toCreateTaskResponse(output);
     }
 
@@ -80,7 +84,9 @@ public class TaskController {
     @APIResponse(responseCode = "200", description = "Task updated successfully")
     public CreateTaskResponse updateTask(@PathParam("id") Long id, CreateTaskRequest request) {
         String email = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested update for task %d", email, id);
         CreateTaskOutput output = updateTaskUseCase.execute(TaskControllerMapper.toUpdateTaskInput(id, request, email));
+        LOGGER.infof("Task %d updated successfully by user %s", id, email);
         return TaskControllerMapper.toCreateTaskResponse(output);
     }
 
@@ -89,6 +95,7 @@ public class TaskController {
     @Operation(summary = "Get a task", description = "Gets a specific task by ID")
     @APIResponse(responseCode = "200", description = "Task retrieved successfully")
     public CreateTaskResponse getTask(@PathParam("id") Long id) {
+        LOGGER.infof("Task details requested for task %d", id);
         return TaskControllerMapper.toCreateTaskResponse(getTaskUseCase.execute(id));
     }
 
@@ -98,7 +105,9 @@ public class TaskController {
     @APIResponse(responseCode = "200", description = "Task started successfully")
     public CreateTaskResponse startTask(@PathParam("id") Long id) {
         String email = securityIdentity.getPrincipal().getName();
+        LOGGER.infof("User %s requested start for task %d", email, id);
         CreateTaskOutput output = startTaskUseCase.execute(new StartTaskInput(id, email));
+        LOGGER.infof("Task %d started successfully by user %s", id, email);
         return TaskControllerMapper.toCreateTaskResponse(output);
     }
 
@@ -107,7 +116,9 @@ public class TaskController {
     @Operation(summary = "Stop a task", description = "Stops a task in the system")
     @APIResponse(responseCode = "200", description = "Task stopped successfully")
     public CreateTaskResponse stopTask(@PathParam("id") Long id) {
+        LOGGER.infof("Stop requested for task %d", id);
         CreateTaskOutput output = stopTaskUseCase.execute(TaskControllerMapper.toStopTaskInput(id));
+        LOGGER.infof("Task %d stopped successfully", id);
         return TaskControllerMapper.toCreateTaskResponse(output);
     }
 
@@ -116,7 +127,9 @@ public class TaskController {
     @Operation(summary = "Update task status", description = "Updates the status of a task")
     @APIResponse(responseCode = "200", description = "Task status updated successfully")
     public CreateTaskResponse updateTaskStatus(@PathParam("id") Long id, TaskStatus status) {
+        LOGGER.infof("Status update requested for task %d to %s", id, status);
         CreateTaskOutput output = updateTaskStatusUseCase.execute(id, status);
+        LOGGER.infof("Task %d status updated successfully to %s", id, status);
         return TaskControllerMapper.toCreateTaskResponse(output);
     }
 
@@ -124,7 +137,9 @@ public class TaskController {
     @Operation(summary = "List all tasks", description = "Lists all tasks in the system")
     @APIResponse(responseCode = "200", description = "Tasks listed successfully")
     public List<CreateTaskResponse> listTasks() {
-        return listAllTasksUseCase.execute().stream().map(TaskControllerMapper::toCreateTaskResponse).toList();
+        List<CreateTaskResponse> tasks = listAllTasksUseCase.execute().stream().map(TaskControllerMapper::toCreateTaskResponse).toList();
+        LOGGER.infof("Listed %d tasks", tasks.size());
+        return tasks;
     }
 
     @GET
@@ -133,7 +148,9 @@ public class TaskController {
     @APIResponse(responseCode = "200", description = "Tasks listed successfully")
     public List<CreateTaskResponse> listMyTasks() {
         String email = securityIdentity.getPrincipal().getName();
-        return listMyTasksUseCase.execute(email).stream().map(TaskControllerMapper::toCreateTaskResponse).toList();
+        List<CreateTaskResponse> tasks = listMyTasksUseCase.execute(email).stream().map(TaskControllerMapper::toCreateTaskResponse).toList();
+        LOGGER.infof("Listed %d tasks for user %s", tasks.size(), email);
+        return tasks;
     }
 
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/auth/login/LoginUseCase.java

@@ -12,8 +12,10 @@ import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
+import org.jboss.logging.Logger;
 
 public class LoginUseCase {
+    private static final Logger LOGGER = Logger.getLogger(LoginUseCase.class);
 
     private final UserRepository userRepository;
     private final String issuer;
@@ -27,6 +29,7 @@ public class LoginUseCase {
         Optional<User> userOptional = userRepository.findByEmail(input.email());
 
         if (userOptional.isEmpty()) {
+            LOGGER.warnf("Login failed because email %s was not found", input.email());
             throw new RuntimeException("Invalid credentials");
         }
 
@@ -34,9 +37,11 @@ public class LoginUseCase {
 
         // Simple password check for now (should use Bcrypt)
         if (!user.getPassword().equals(input.password())) {
+            LOGGER.warnf("Login failed because password did not match for email %s", input.email());
             throw new RuntimeException("Invalid credentials");
         }
 
+        LOGGER.infof("Login authenticated for user %s", input.email());
         List<UserOrganization> userOrganizations = userRepository.findUserOrganizations(user.getId());
 
         Set<String> groups = new HashSet<>();
@@ -67,6 +72,7 @@ public class LoginUseCase {
                 .expiresIn(86400) // 24 hours
                 .sign();
 
+        LOGGER.infof("Login completed for user %s with %d organizations", user.getEmail(), orgs.size());
         return new LoginOutput(
                 user.getName(),
                 user.getEmail(),

backend/src/main/java/net/beetechgroup/beetask/usecase/auth/refresh/RefreshTokenUseCase.java

@@ -16,8 +16,10 @@ import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
+import org.jboss.logging.Logger;
 
 public class RefreshTokenUseCase {
+    private static final Logger LOGGER = Logger.getLogger(RefreshTokenUseCase.class);
 
     private final UserRepository userRepository;
     private final JWTParser jwtParser;
@@ -35,11 +37,14 @@ public class RefreshTokenUseCase {
             String email = token.getSubject(); // Or token.getName() / token.getClaim(Claims.upn.name())
 
             if (Objects.isNull(email)) {
+                LOGGER.warn("Refresh token rejected because subject/email was not present");
                 throw new RuntimeException("Invalid refresh token: email not found");
             }
 
+            LOGGER.infof("Refreshing authentication token for user %s", email);
             Optional<User> userOptional = userRepository.findByEmail(email);
             if (userOptional.isEmpty()) {
+                LOGGER.warnf("Refresh token rejected because user %s was not found", email);
                 throw new RuntimeException("User not found for the provided refresh token");
             }
 
@@ -75,6 +80,7 @@ public class RefreshTokenUseCase {
                     })
                     .toList();
 
+            LOGGER.infof("Refresh token completed for user %s with %d organizations", user.getEmail(), orgs.size());
             return new LoginOutput(
                     user.getName(),
                     user.getEmail(),
@@ -86,6 +92,7 @@ public class RefreshTokenUseCase {
                     orgs
             );
         } catch (ParseException e) {
+            LOGGER.error("Refresh token parsing failed", e);
             throw new RuntimeException("Invalid refresh token: " + e.getMessage());
         }
     }

backend/src/main/java/net/beetechgroup/beetask/usecase/dashboard/DashboardUseCase.java

@@ -13,8 +13,10 @@ import net.beetechgroup.beetask.entities.task.Task;
 import net.beetechgroup.beetask.entities.task.TaskHistoryItem;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
+import org.jboss.logging.Logger;
 
 public class DashboardUseCase {
+    private static final Logger LOGGER = Logger.getLogger(DashboardUseCase.class);
 
     private final TaskRepository taskRepository;
 
@@ -23,6 +25,8 @@ public class DashboardUseCase {
     }
 
     public DashboardOutput execute(DashboardInput input) {
+        LOGGER.infof("Calculating dashboard for user %s in period %s to %s",
+                input.userEmail(), input.startDate(), input.endDate());
         List<Task> workedTasks = taskRepository.findTasksWorkedByUserInPeriod(
             input.userEmail(), input.startDate(), input.endDate()
         );
@@ -61,12 +65,15 @@ public class DashboardUseCase {
             }
         }
 
-        return new DashboardOutput(
+        DashboardOutput output = new DashboardOutput(
             totalMinutes,
             new ArrayList<>(projectStatsMap.values()),
             yesterdayTasks.stream().map(CreateTaskMapper::toCreateTaskOutput).toList(),
             finishedTasks.stream().map(CreateTaskMapper::toCreateTaskOutput).toList()
         );
+        LOGGER.infof("Dashboard calculated for user %s with %d worked tasks, %d finished tasks and %d total minutes",
+                input.userEmail(), workedTasks.size(), finishedTasks.size(), totalMinutes);
+        return output;
     }
 
     private boolean isWithinPeriod(TaskHistoryItem item, LocalDateTime start, LocalDateTime end) {

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/auth/AuthorizeOrganizationAdminUseCase.java

@@ -7,8 +7,10 @@ import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 
 import java.util.Optional;
+import org.jboss.logging.Logger;
 
 public class AuthorizeOrganizationAdminUseCase {
+    private static final Logger LOGGER = Logger.getLogger(AuthorizeOrganizationAdminUseCase.class);
     private final UserRepository userRepository;
     private final UserOrganizationRepository userOrganizationRepository;
 
@@ -21,6 +23,7 @@ public class AuthorizeOrganizationAdminUseCase {
     public void execute(String userEmail, Long organizationId) {
         Optional<User> userOptional = userRepository.findByEmail(userEmail);
         if (userOptional.isEmpty()) {
+            LOGGER.warnf("Organization admin authorization failed because user %s was not found", userEmail);
             throw new RuntimeException("Unauthorized: User not found");
         }
 
@@ -28,12 +31,17 @@ public class AuthorizeOrganizationAdminUseCase {
         Optional<UserOrganization> association = userOrganizationRepository.findByUserAndOrganization(user.getId(), organizationId);
 
         if (association.isEmpty()) {
+            LOGGER.warnf("Organization admin authorization failed because user %s is not a member of organization %d",
+                    userEmail, organizationId);
             throw new RuntimeException("Forbidden: Not a member of this organization");
         }
 
         UserOrganization uo = association.get();
         if (uo.getRole() != UserOrganizationRole.OWNER && uo.getRole() != UserOrganizationRole.ADMIN) {
+            LOGGER.warnf("Organization admin authorization failed because user %s has role %s in organization %d",
+                    userEmail, uo.getRole(), organizationId);
             throw new RuntimeException("Forbidden: Only owners or admins can perform this action");
         }
+        LOGGER.infof("Organization admin authorization granted to user %s for organization %d", userEmail, organizationId);
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/create/CreateOrganizationUseCase.java

@@ -10,8 +10,10 @@ import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 
 import java.util.Optional;
+import org.jboss.logging.Logger;
 
 public class CreateOrganizationUseCase {
+    private static final Logger LOGGER = Logger.getLogger(CreateOrganizationUseCase.class);
     private final OrganizationRepository organizationRepository;
     private final UserRepository userRepository;
     private final UserOrganizationRepository userOrganizationRepository;
@@ -27,10 +29,12 @@ public class CreateOrganizationUseCase {
     public CreateOrganizationOutput execute(CreateOrganizationInput input) {
         Optional<User> userOptional = userRepository.findByEmail(input.userEmail());
         if (userOptional.isEmpty()) {
+            LOGGER.warnf("Organization creation failed because user %s was not found", input.userEmail());
             throw new RuntimeException("User not found: " + input.userEmail());
         }
         User user = userOptional.get();
 
+        LOGGER.infof("Creating organization '%s' for owner %s", input.name(), input.userEmail());
         Organization organization = new Organization();
         organization.setName(input.name());
         organization = organizationRepository.saveOrganization(organization);
@@ -41,6 +45,7 @@ public class CreateOrganizationUseCase {
         userOrganization.setRole(UserOrganizationRole.OWNER);
         userOrganization.setStatus(UserOrganizationStatus.ACTIVE);
         userOrganizationRepository.save(userOrganization);
+        LOGGER.infof("Organization %d created successfully with owner user %d", organization.getId(), user.getId());
 
         return CreateOrganizationMapper.toCreateOrganizationOutput(organization);
     }

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/join/RequestJoinOrganizationUseCase.java

@@ -10,8 +10,10 @@ import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 
 import java.util.Optional;
+import org.jboss.logging.Logger;
 
 public class RequestJoinOrganizationUseCase {
+    private static final Logger LOGGER = Logger.getLogger(RequestJoinOrganizationUseCase.class);
     private final OrganizationRepository organizationRepository;
     private final UserRepository userRepository;
     private final UserOrganizationRepository userOrganizationRepository;
@@ -29,6 +31,7 @@ public class RequestJoinOrganizationUseCase {
         Optional<Organization> orgOptional = organizationRepository.findOrganizationById(organizationId);
 
         if (userOptional.isEmpty() || orgOptional.isEmpty()) {
+            LOGGER.warnf("Join request failed because user %s or organization %d was not found", userEmail, organizationId);
             throw new RuntimeException("User or Organization not found");
         }
 
@@ -38,8 +41,10 @@ public class RequestJoinOrganizationUseCase {
         Optional<UserOrganization> existing = userOrganizationRepository.findByUserAndOrganization(user.getId(), organization.getId());
         if (existing.isPresent()) {
             if (existing.get().getStatus() == UserOrganizationStatus.ACTIVE) {
+                LOGGER.warnf("Join request ignored because user %s is already active in organization %d", userEmail, organizationId);
                 throw new RuntimeException("User is already a member of this organization");
             } else if (existing.get().getStatus() == UserOrganizationStatus.PENDING) {
+                LOGGER.warnf("Join request ignored because user %s already has a pending request for organization %d", userEmail, organizationId);
                 throw new RuntimeException("A join request is already pending for this organization");
             }
             // If REJECTED, we allow a new request (or we could just update the existing one to PENDING)
@@ -52,5 +57,6 @@ public class RequestJoinOrganizationUseCase {
         request.setStatus(UserOrganizationStatus.PENDING);
         
         userOrganizationRepository.save(request);
+        LOGGER.infof("Join request created for user %s in organization %d", userEmail, organizationId);
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/requests/HandleJoinRequestUseCase.java

@@ -7,8 +7,10 @@ import net.beetechgroup.beetask.usecase.organization.auth.AuthorizeOrganizationA
 import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 
 import java.util.Optional;
+import org.jboss.logging.Logger;
 
 public class HandleJoinRequestUseCase extends AuthenticatedOrganizationUseCase<HandleJoinRequestUseCase.Input, Void> {
+    private static final Logger LOGGER = Logger.getLogger(HandleJoinRequestUseCase.class);
     private final UserOrganizationRepository userOrganizationRepository;
 
     public HandleJoinRequestUseCase(AuthorizeOrganizationAdminUseCase authorizer,
@@ -22,16 +24,22 @@ public class HandleJoinRequestUseCase extends AuthenticatedOrganizationUseCase<H
         Optional<UserOrganization> associationOptional = userOrganizationRepository.findByUserAndOrganization(input.userId(), organizationId);
 
         if (associationOptional.isEmpty()) {
+            LOGGER.warnf("Join request handling failed because request for user %d in organization %d was not found",
+                    input.userId(), organizationId);
             throw new RuntimeException("Request not found");
         }
 
         UserOrganization association = associationOptional.get();
         if (association.getStatus() != UserOrganizationStatus.PENDING) {
+            LOGGER.warnf("Join request handling failed because request for user %d in organization %d is %s",
+                    input.userId(), organizationId, association.getStatus());
             throw new RuntimeException("Request is not pending");
         }
 
         association.setStatus(input.approved() ? UserOrganizationStatus.ACTIVE : UserOrganizationStatus.REJECTED);
         userOrganizationRepository.save(association);
+        LOGGER.infof("Join request for user %d in organization %d was %s",
+                input.userId(), organizationId, input.approved() ? "approved" : "rejected");
         return null;
     }
 

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/requests/ListPendingRequestsUseCase.java

@@ -8,8 +8,10 @@ import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 
 import java.util.List;
 import java.util.stream.Collectors;
+import org.jboss.logging.Logger;
 
 public class ListPendingRequestsUseCase extends AuthenticatedOrganizationUseCase<Void, List<JoinRequestOutput>> {
+    private static final Logger LOGGER = Logger.getLogger(ListPendingRequestsUseCase.class);
     private final UserOrganizationRepository userOrganizationRepository;
 
     public ListPendingRequestsUseCase(AuthorizeOrganizationAdminUseCase authorizer, 
@@ -21,7 +23,7 @@ public class ListPendingRequestsUseCase extends AuthenticatedOrganizationUseCase
     @Override
     protected List<JoinRequestOutput> doExecute(Long organizationId, Void input) {
         List<UserOrganization> pending = userOrganizationRepository.findByOrganizationIdAndStatus(organizationId, UserOrganizationStatus.PENDING);
-        return pending.stream()
+        List<JoinRequestOutput> requests = pending.stream()
                 .map(uo -> new JoinRequestOutput(
                         uo.getUser().getId(),
                         uo.getUser().getName(),
@@ -29,5 +31,7 @@ public class ListPendingRequestsUseCase extends AuthenticatedOrganizationUseCase
                         uo.getUser().getPhoto()
                 ))
                 .collect(Collectors.toList());
+        LOGGER.infof("Loaded %d pending requests for organization %d", requests.size(), organizationId);
+        return requests;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/requests/ListUserJoinRequestsUseCase.java

@@ -5,8 +5,10 @@ import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 
 import java.util.List;
+import org.jboss.logging.Logger;
 
 public class ListUserJoinRequestsUseCase {
+    private static final Logger LOGGER = Logger.getLogger(ListUserJoinRequestsUseCase.class);
     private final UserOrganizationRepository userOrganizationRepository;
     private final UserRepository userRepository;
 
@@ -17,14 +19,19 @@ public class ListUserJoinRequestsUseCase {
 
     public List<UserJoinRequestOutput> execute(String userEmail) {
         User user = userRepository.findByEmail(userEmail)
-                .orElseThrow(() -> new RuntimeException("User not found"));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Join request listing failed because user %s was not found", userEmail);
+                    return new RuntimeException("User not found");
+                });
 
-        return userOrganizationRepository.findByUserId(user.getId()).stream()
+        List<UserJoinRequestOutput> requests = userOrganizationRepository.findByUserId(user.getId()).stream()
                 .map(uo -> new UserJoinRequestOutput(
                         uo.getOrganization().getId(),
                         uo.getOrganization().getName(),
                         uo.getStatus()
                 ))
                 .toList();
+        LOGGER.infof("Loaded %d join requests for user %s", requests.size(), userEmail);
+        return requests;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/organization/search/SearchOrganizationsUseCase.java

@@ -3,8 +3,10 @@ package net.beetechgroup.beetask.usecase.organization.search;
 import net.beetechgroup.beetask.usecase.repository.OrganizationRepository;
 
 import java.util.List;
+import org.jboss.logging.Logger;
 
 public class SearchOrganizationsUseCase {
+    private static final Logger LOGGER = Logger.getLogger(SearchOrganizationsUseCase.class);
     private final OrganizationRepository organizationRepository;
 
     public SearchOrganizationsUseCase(OrganizationRepository organizationRepository) {
@@ -12,8 +14,10 @@ public class SearchOrganizationsUseCase {
     }
 
     public List<SearchOrganizationOutput> execute(String query) {
-        return organizationRepository.search(query).stream()
+        List<SearchOrganizationOutput> organizations = organizationRepository.search(query).stream()
                 .map(org -> new SearchOrganizationOutput(org.getId(), org.getName()))
                 .toList();
+        LOGGER.infof("Organization search for query '%s' returned %d results", query, organizations.size());
+        return organizations;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/orgdashboard/OrgDashboardUseCase.java

@@ -16,8 +16,10 @@ import net.beetechgroup.beetask.entities.task.TaskHistoryItem;
 import net.beetechgroup.beetask.usecase.organization.auth.AuthorizeOrganizationAdminUseCase;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.repository.UserOrganizationRepository;
+import org.jboss.logging.Logger;
 
 public class OrgDashboardUseCase {
+    private static final Logger LOGGER = Logger.getLogger(OrgDashboardUseCase.class);
 
     private final TaskRepository taskRepository;
     private final UserOrganizationRepository userOrganizationRepository;
@@ -32,6 +34,8 @@ public class OrgDashboardUseCase {
     }
 
     public OrgDashboardOutput execute(OrgDashboardInput input) {
+        LOGGER.infof("Calculating organization dashboard for org %d requested by %s in period %s to %s",
+                input.organizationId(), input.userEmail(), input.startDate(), input.endDate());
         authorizer.execute(input.userEmail(), input.organizationId());
 
         List<UserOrganization> members = userOrganizationRepository.findByOrganizationIdAndStatus(
@@ -98,11 +102,14 @@ public class OrgDashboardUseCase {
             .sorted(Comparator.comparingLong(OrgMemberStats::totalMinutesWorked).reversed())
             .toList();
 
-        return new OrgDashboardOutput(
+        OrgDashboardOutput output = new OrgDashboardOutput(
             new ArrayList<>(projectStatsMap.values()),
             topTasks,
             memberStats
         );
+        LOGGER.infof("Organization dashboard calculated for org %d with %d members, %d worked tasks and %d finished tasks",
+                input.organizationId(), members.size(), workedTasks.size(), finishedTasks.size());
+        return output;
     }
 
     private long calculateMinutesInPeriod(Task task, LocalDateTime start, LocalDateTime end) {

backend/src/main/java/net/beetechgroup/beetask/usecase/orgdashboard/memberdetail/MemberDetailUseCase.java

@@ -17,8 +17,10 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
+import org.jboss.logging.Logger;
 
 public class MemberDetailUseCase {
+    private static final Logger LOGGER = Logger.getLogger(MemberDetailUseCase.class);
 
     private final TaskRepository taskRepository;
     private final UserOrganizationRepository userOrganizationRepository;
@@ -33,11 +35,17 @@ public class MemberDetailUseCase {
     }
 
     public MemberDetailOutput execute(MemberDetailInput input) {
+        LOGGER.infof("Calculating member detail for member %d in organization %d requested by %s from %s to %s",
+                input.memberId(), input.organizationId(), input.userEmail(), input.startDate(), input.endDate());
         authorizer.execute(input.userEmail(), input.organizationId());
 
         UserOrganization member = userOrganizationRepository
                 .findByUserAndOrganization(input.memberId(), input.organizationId())
-                .orElseThrow(() -> new IllegalArgumentException("Member not found in organization"));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Member detail failed because member %d was not found in organization %d",
+                            input.memberId(), input.organizationId());
+                    return new IllegalArgumentException("Member not found in organization");
+                });
 
         LocalDateTime start = input.startDate();
         LocalDateTime end = input.endDate();
@@ -114,8 +122,11 @@ public class MemberDetailUseCase {
             }
         }
 
-        return MemberDetailMapper.toOutput(member, groupByDay ? "DAY" : "MONTH", periodStats,
+        MemberDetailOutput output = MemberDetailMapper.toOutput(member, groupByDay ? "DAY" : "MONTH", periodStats,
                 new ArrayList<>(projectStatsMap.values()));
+        LOGGER.infof("Member detail calculated for member %d in organization %d with %d worked tasks and %d finished tasks",
+                input.memberId(), input.organizationId(), workedTasks.size(), finishedTasks.size());
+        return output;
     }
 
     private boolean isWithinPeriod(TaskHistoryItem item, LocalDateTime start, LocalDateTime end) {

backend/src/main/java/net/beetechgroup/beetask/usecase/project/create/CreateProjectUseCase.java

@@ -4,8 +4,10 @@ import net.beetechgroup.beetask.entities.Project;
 import net.beetechgroup.beetask.entities.organization.Organization;
 import net.beetechgroup.beetask.usecase.repository.OrganizationRepository;
 import net.beetechgroup.beetask.usecase.repository.ProjectRepository;
+import org.jboss.logging.Logger;
 
 public class CreateProjectUseCase {
+    private static final Logger LOGGER = Logger.getLogger(CreateProjectUseCase.class);
     private final ProjectRepository projectRepository;
     private final OrganizationRepository organizationRepository;
 
@@ -16,12 +18,18 @@ public class CreateProjectUseCase {
 
     public Project execute(Long organizationId, String projectName) {
         Organization organization = organizationRepository.findOrganizationById(organizationId)
-                .orElseThrow(() -> new RuntimeException("Organization not found"));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Project creation failed because organization %d was not found", organizationId);
+                    return new RuntimeException("Organization not found");
+                });
 
+        LOGGER.infof("Creating project '%s' in organization %d", projectName, organizationId);
         Project project = new Project();
         project.setName(projectName);
         project.setOrganization(organization);
 
-        return projectRepository.saveProject(project);
+        Project savedProject = projectRepository.saveProject(project);
+        LOGGER.infof("Project %d created in organization %d", savedProject.getId(), organizationId);
+        return savedProject;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/project/list/ListProjectsUseCase.java

@@ -4,8 +4,10 @@ import net.beetechgroup.beetask.entities.Project;
 import net.beetechgroup.beetask.usecase.repository.ProjectRepository;
 
 import java.util.List;
+import org.jboss.logging.Logger;
 
 public class ListProjectsUseCase {
+    private static final Logger LOGGER = Logger.getLogger(ListProjectsUseCase.class);
     private final ProjectRepository projectRepository;
 
     public ListProjectsUseCase(ProjectRepository projectRepository) {
@@ -13,6 +15,8 @@ public class ListProjectsUseCase {
     }
 
     public List<Project> execute(Long organizationId) {
-        return projectRepository.findByOrganizationId(organizationId);
+        List<Project> projects = projectRepository.findByOrganizationId(organizationId);
+        LOGGER.infof("Loaded %d projects for organization %d", projects.size(), organizationId);
+        return projects;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/create/CreateTaskUseCase.java

@@ -6,8 +6,10 @@ import net.beetechgroup.beetask.entities.task.Task;
 import net.beetechgroup.beetask.usecase.repository.ProjectRepository;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
+import org.jboss.logging.Logger;
 
 public class CreateTaskUseCase {
+    private static final Logger LOGGER = Logger.getLogger(CreateTaskUseCase.class);
     private final TaskRepository taskRepository;
     private final ProjectRepository projectRepository;
     private final UserRepository userRepository;
@@ -19,6 +21,7 @@ public class CreateTaskUseCase {
     }
 
     public CreateTaskOutput execute(CreateTaskInput input) {
+        LOGGER.infof("Creating task '%s' for user %s", input.title(), input.userEmail());
         Task task = new Task();
         task.setTitle(input.title());
         task.setDescription(input.description());
@@ -26,13 +29,21 @@ public class CreateTaskUseCase {
 
         if (Objects.nonNull(input.projectId())) {
             Project project = projectRepository.findProjectById(input.projectId())
-                    .orElseThrow(() -> new IllegalArgumentException("Projeto não encontrado com ID: " + input.projectId()));
+                    .orElseThrow(() -> {
+                        LOGGER.warnf("Task creation failed because project %d was not found", input.projectId());
+                        return new IllegalArgumentException("Projeto não encontrado com ID: " + input.projectId());
+                    });
             task.setProject(project);
         }
 
         task.setUser(userRepository.findByEmail(input.userEmail())
-                .orElseThrow(() -> new IllegalArgumentException("Usuário não encontrado: " + input.userEmail())));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Task creation failed because user %s was not found", input.userEmail());
+                    return new IllegalArgumentException("Usuário não encontrado: " + input.userEmail());
+                }));
 
-        return CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        CreateTaskOutput output = CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        LOGGER.infof("Task %d created for user %s", output.id(), input.userEmail());
+        return output;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/get/GetTaskUseCase.java

@@ -3,8 +3,10 @@ package net.beetechgroup.beetask.usecase.task.get;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 public class GetTaskUseCase {
+    private static final Logger LOGGER = Logger.getLogger(GetTaskUseCase.class);
     private final TaskRepository taskRepository;
 
     public GetTaskUseCase(TaskRepository taskRepository) {
@@ -13,6 +15,7 @@ public class GetTaskUseCase {
 
     public CreateTaskOutput execute(Long id) {
         //TODO deve validar se o usuario logado é o dono da task
+        LOGGER.infof("Fetching task %d", id);
         return CreateTaskMapper.toCreateTaskOutput(taskRepository.findTaskById(id));
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/listall/ListAllTasksUseCase.java

@@ -3,10 +3,12 @@ package net.beetechgroup.beetask.usecase.task.listall;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 
 public class ListAllTasksUseCase {
+    private static final Logger LOGGER = Logger.getLogger(ListAllTasksUseCase.class);
 
     private final TaskRepository taskRepository;
 
@@ -15,6 +17,8 @@ public class ListAllTasksUseCase {
     }
 
     public List<CreateTaskOutput> execute() {
-        return taskRepository.findAllTasks().stream().map(CreateTaskMapper::toCreateTaskOutput).toList();
+        List<CreateTaskOutput> tasks = taskRepository.findAllTasks().stream().map(CreateTaskMapper::toCreateTaskOutput).toList();
+        LOGGER.infof("Loaded %d tasks from repository", tasks.size());
+        return tasks;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/listall/ListMyTasksUseCase.java

@@ -3,10 +3,12 @@ package net.beetechgroup.beetask.usecase.task.listall;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 import java.util.List;
 
 public class ListMyTasksUseCase {
+    private static final Logger LOGGER = Logger.getLogger(ListMyTasksUseCase.class);
 
     private final TaskRepository taskRepository;
 
@@ -15,6 +17,8 @@ public class ListMyTasksUseCase {
     }
 
     public List<CreateTaskOutput> execute(String email) {
-        return taskRepository.findTasksByUser(email).stream().map(CreateTaskMapper::toCreateTaskOutput).toList();
+        List<CreateTaskOutput> tasks = taskRepository.findTasksByUser(email).stream().map(CreateTaskMapper::toCreateTaskOutput).toList();
+        LOGGER.infof("Loaded %d tasks for user %s", tasks.size(), email);
+        return tasks;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/start/StartTaskUseCase.java

@@ -6,8 +6,10 @@ import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 public class StartTaskUseCase {
+    private static final Logger LOGGER = Logger.getLogger(StartTaskUseCase.class);
 
     private final TaskRepository taskRepository;
     private final UserRepository userRepository;
@@ -18,13 +20,18 @@ public class StartTaskUseCase {
     }
 
     public CreateTaskOutput execute(StartTaskInput input) {
+        LOGGER.infof("Starting task %d for user %s", input.id(), input.userEmail());
         Task task = taskRepository.findTaskById(input.id());
 
         if (Objects.nonNull(task.getUser()) && !task.getUser().getEmail().equals(input.userEmail())) {
+            LOGGER.warnf("User %s attempted to start task %d owned by %s",
+                    input.userEmail(), input.id(), task.getUser().getEmail());
             throw new SecurityException("Você não tem permissão para iniciar esta tarefa.");
         }
 
         task.start();
-        return CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        CreateTaskOutput output = CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        LOGGER.infof("Task %d started successfully", input.id());
+        return output;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/stop/StopTaskUseCase.java

@@ -4,8 +4,10 @@ import net.beetechgroup.beetask.entities.task.Task;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 public class StopTaskUseCase {
+    private static final Logger LOGGER = Logger.getLogger(StopTaskUseCase.class);
 
     private final TaskRepository taskRepository;
 
@@ -14,8 +16,11 @@ public class StopTaskUseCase {
     }
 
     public CreateTaskOutput execute(StopTaskInput input) {
+        LOGGER.infof("Stopping task %d", input.id());
         Task task = taskRepository.findTaskById(input.id());
         task.stop();
-        return CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        CreateTaskOutput output = CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        LOGGER.infof("Task %d stopped successfully", input.id());
+        return output;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/update/UpdateTaskStatusUseCase.java

@@ -7,8 +7,10 @@ import net.beetechgroup.beetask.entities.task.TaskStatus;
 import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 public class UpdateTaskStatusUseCase {
+    private static final Logger LOGGER = Logger.getLogger(UpdateTaskStatusUseCase.class);
 
     private final TaskRepository taskRepository;
 
@@ -17,10 +19,13 @@ public class UpdateTaskStatusUseCase {
     }
 
     public CreateTaskOutput execute(Long id, TaskStatus newStatus) {
+        LOGGER.infof("Updating status for task %d to %s", id, newStatus);
         Task task = taskRepository.findTaskById(id);
 
         task.setStatus(newStatus);
 
-        return CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        CreateTaskOutput output = CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        LOGGER.infof("Status updated for task %d to %s", id, newStatus);
+        return output;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/task/update/UpdateTaskUseCase.java

@@ -10,8 +10,10 @@ import net.beetechgroup.beetask.usecase.repository.TaskRepository;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskMapper;
 import net.beetechgroup.beetask.usecase.task.create.CreateTaskOutput;
+import org.jboss.logging.Logger;
 
 public class UpdateTaskUseCase {
+    private static final Logger LOGGER = Logger.getLogger(UpdateTaskUseCase.class);
     private final TaskRepository taskRepository;
     private final ProjectRepository projectRepository;
     private final UserRepository userRepository;
@@ -23,11 +25,15 @@ public class UpdateTaskUseCase {
     }
 
     public CreateTaskOutput execute(UpdateTaskInput input) {
+        LOGGER.infof("Updating task %d requested by user %s", input.id(), input.userEmail());
         Task task = taskRepository.findTaskById(input.id());
 
         if (Objects.isNull(task.getUser())) {
             task.setUser(userRepository.findByEmail(input.userEmail())
-                .orElseThrow(() -> new IllegalArgumentException("Usuário não encontrado: " + input.userEmail())));
+                .orElseThrow(() -> {
+                    LOGGER.warnf("Task update failed because user %s was not found", input.userEmail());
+                    return new IllegalArgumentException("Usuário não encontrado: " + input.userEmail());
+                }));
         }
 
         task.setTitle(input.title());
@@ -36,7 +42,10 @@ public class UpdateTaskUseCase {
 
         if (Objects.nonNull(input.projectId())) {
             Project project = projectRepository.findProjectById(input.projectId())
-                    .orElseThrow(() -> new IllegalArgumentException("Projeto não encontrado com ID: " + input.projectId()));
+                    .orElseThrow(() -> {
+                        LOGGER.warnf("Task update failed because project %d was not found", input.projectId());
+                        return new IllegalArgumentException("Projeto não encontrado com ID: " + input.projectId());
+                    });
             task.setProject(project);
         } else {
             task.setProject(null);
@@ -69,8 +78,11 @@ public class UpdateTaskUseCase {
 
             task.getHistory().clear();
             task.getHistory().addAll(updatedHistory);
+            LOGGER.infof("Task %d history updated with %d entries", input.id(), updatedHistory.size());
         }
 
-        return CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        CreateTaskOutput output = CreateTaskMapper.toCreateTaskOutput(taskRepository.saveTask(task));
+        LOGGER.infof("Task %d updated successfully", input.id());
+        return output;
     }
 }

backend/src/main/java/net/beetechgroup/beetask/usecase/user/create/CreateUserUseCase.java

@@ -2,8 +2,10 @@ package net.beetechgroup.beetask.usecase.user.create;
 
 import net.beetechgroup.beetask.entities.User;
 import net.beetechgroup.beetask.usecase.repository.UserRepository;
+import org.jboss.logging.Logger;
 
 public class CreateUserUseCase {
+    private static final Logger LOGGER = Logger.getLogger(CreateUserUseCase.class);
 
     private final UserRepository userRepository;
 
@@ -13,11 +15,14 @@ public class CreateUserUseCase {
 
     public CreateUserOutput execute(CreateUserInput input) {
         if (userRepository.findByEmail(input.email()).isPresent()) {
+            LOGGER.warnf("User creation rejected because email %s already exists", input.email());
             throw new RuntimeException("User already exists with this email");
         }
 
+        LOGGER.infof("Creating user with email %s", input.email());
         User user = CreateUserMapper.toUser(input);
         User savedUser = userRepository.save(user);
+        LOGGER.infof("User %d created successfully with email %s", savedUser.getId(), savedUser.getEmail());
 
         return CreateUserMapper.toCreateUserOutput(savedUser);
     }

backend/src/main/java/net/beetechgroup/beetask/usecase/user/profile/GetUserProfileUseCase.java

@@ -8,8 +8,10 @@ import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
 import java.util.stream.Collectors;
+import org.jboss.logging.Logger;
 
 public class GetUserProfileUseCase {
+    private static final Logger LOGGER = Logger.getLogger(GetUserProfileUseCase.class);
 
     private final UserRepository userRepository;
 
@@ -21,11 +23,13 @@ public class GetUserProfileUseCase {
         Optional<User> userOptional = userRepository.findByEmail(email);
 
         if (userOptional.isEmpty()) {
+            LOGGER.warnf("Profile lookup failed because user %s was not found", email);
             throw new RuntimeException("User not found");
         }
 
         User user = userOptional.get();
         List<UserOrganization> userOrganizations = userRepository.findUserOrganizations(user.getId());
+        LOGGER.infof("Loaded profile for user %s with %d active organizations", email, userOrganizations.size());
 
         List<UserProfileOutput.OrganizationProfileOutput> orgs = userOrganizations.stream()
                 .collect(Collectors.groupingBy(uo -> uo.getOrganization().getId()))