feat: add Telegram bot with notifications and scheduler

internal/service/auth.go

@@ -82,11 +82,6 @@ func (s *AuthService) Login(req *model.LoginRequest) (*model.AuthResponse, error
 		return nil, ErrInvalidCredentials
 	}
 
-	// Optional: require email verification
-	// if !user.EmailVerified {
-	// 	return nil, ErrEmailNotVerified
-	// }
-
 	return s.generateAuthResponse(user)
 }
 
@@ -110,7 +105,12 @@ func (s *AuthService) Refresh(refreshToken string) (*model.AuthResponse, error)
 }
 
 func (s *AuthService) GetUser(userID int64) (*model.User, error) {
-	return s.userRepo.GetByID(userID)
+	user, err := s.userRepo.GetByID(userID)
+	if err != nil {
+		return nil, err
+	}
+	user.ProcessForJSON()
+	return user, nil
 }
 
 func (s *AuthService) UpdateProfile(userID int64, req *model.UpdateProfileRequest) (*model.User, error) {
@@ -119,14 +119,15 @@ func (s *AuthService) UpdateProfile(userID int64, req *model.UpdateProfileReques
 		return nil, err
 	}
 
-	if req.Username != "" {
-		user.Username = req.Username
+	if req.Username != nil && *req.Username != "" {
+		user.Username = *req.Username
 	}
 
 	if err := s.userRepo.Update(user); err != nil {
 		return nil, err
 	}
 
+	user.ProcessForJSON()
 	return user, nil
 }
 
@@ -248,6 +249,8 @@ func (s *AuthService) generateAuthResponse(user *model.User) (*model.AuthRespons
 		return nil, err
 	}
 
+	user.ProcessForJSON()
+
 	return &model.AuthResponse{
 		User:         user,
 		AccessToken:  accessToken,

internal/service/habit.go

@@ -1,6 +1,7 @@
 package service
 
 import (
+	"database/sql"
 	"time"
 
 	"github.com/daniil/homelab-api/internal/model"
@@ -27,10 +28,15 @@ func (s *HabitService) Create(userID int64, req *model.CreateHabitRequest) (*mod
 		TargetCount: defaultInt(req.TargetCount, 1),
 	}
 
+	if req.ReminderTime != nil && *req.ReminderTime != "" {
+		habit.ReminderTime = sql.NullString{String: *req.ReminderTime, Valid: true}
+	}
+
 	if err := s.habitRepo.Create(habit); err != nil {
 		return nil, err
 	}
 
+	habit.ProcessForJSON()
 	return habit, nil
 }
 
@@ -76,6 +82,13 @@ func (s *HabitService) Update(id, userID int64, req *model.UpdateHabitRequest) (
 	if req.TargetCount != nil {
 		habit.TargetCount = *req.TargetCount
 	}
+	if req.ReminderTime != nil {
+		if *req.ReminderTime == "" {
+			habit.ReminderTime = sql.NullString{Valid: false}
+		} else {
+			habit.ReminderTime = sql.NullString{String: *req.ReminderTime, Valid: true}
+		}
+	}
 	if req.IsArchived != nil {
 		habit.IsArchived = *req.IsArchived
 	}
@@ -84,6 +97,7 @@ func (s *HabitService) Update(id, userID int64, req *model.UpdateHabitRequest) (
 		return nil, err
 	}
 
+	habit.ProcessForJSON()
 	return habit, nil
 }
 

internal/service/task.go

@@ -33,6 +33,10 @@ func (s *TaskService) Create(userID int64, req *model.CreateTaskRequest) (*model
 		}
 	}
 
+	if req.ReminderTime != nil && *req.ReminderTime != "" {
+		task.ReminderTime = sql.NullString{String: *req.ReminderTime, Valid: true}
+	}
+
 	if err := s.taskRepo.Create(task); err != nil {
 		return nil, err
 	}
@@ -98,6 +102,13 @@ func (s *TaskService) Update(id, userID int64, req *model.UpdateTaskRequest) (*m
 			}
 		}
 	}
+	if req.ReminderTime != nil {
+		if *req.ReminderTime == "" {
+			task.ReminderTime = sql.NullString{Valid: false}
+		} else {
+			task.ReminderTime = sql.NullString{String: *req.ReminderTime, Valid: true}
+		}
+	}
 
 	if err := s.taskRepo.Update(task); err != nil {
 		return nil, err