fix: change username to name and add profile pic to staff

internal/services/auth/get_staff.go

@@ -9,9 +9,10 @@ func (as *AuthSvc) GetStaffProfile(email string) (*authdomain.StaffProfile, erro
 	}
 
 	profile := &authdomain.StaffProfile{
-		ID:       staff.ID,
-		Username: staff.Username,
-		Email:    staff.Email,
+		ID:             staff.ID,
+		Name:           staff.Name,
+		Email:          staff.Email,
+		ProfilePicture: staff.ProfilePicture,
 	}
 
 	return profile, nil

internal/services/auth/register_staff.go

@@ -20,10 +20,11 @@ func (a *AuthSvc) RegisterStaff(spec authdomain.RegisterStaffReq) (string, error
 	}
 
 	staff := authdomain.Staff{
-		ID:       uuid.NewString(),
-		Email:    spec.Email,
-		Password: hashedPwd,
-		Username: spec.Username,
+		ID:             uuid.NewString(),
+		Email:          spec.Email,
+		Password:       hashedPwd,
+		Name:           spec.Name,
+		ProfilePicture: spec.ProfilePicture,
 	}
 
 	_, err = a.staffRepo.Create(&staff)