feat: Users API, ownership transfer and removal of the legacy role string

internal/infrastructure/persistence/mappers/inviteMapper.go

@@ -12,6 +12,7 @@ func InviteToDomain(m models.Invite) invite.Invite {
 		HashedCode: m.HashedCode,
 		ExpiresAt:  m.ExpiresAt,
 		InvitedBy:  m.InvitedBy,
+		RoleID:     nullableIDToDomain(m.RoleID),
 		AcceptedAt: m.AcceptedAt,
 		CreatedAt:  m.CreatedAt,
 	}
@@ -24,6 +25,7 @@ func InviteToModel(i invite.Invite) models.Invite {
 		HashedCode: i.HashedCode,
 		ExpiresAt:  i.ExpiresAt,
 		InvitedBy:  i.InvitedBy,
+		RoleID:     DomainToNullableID(i.RoleID),
 		AcceptedAt: i.AcceptedAt,
 		CreatedAt:  i.CreatedAt,
 	}

internal/infrastructure/persistence/mappers/userMapper.go

@@ -26,7 +26,7 @@ func nullableIDToDomain(value *uint32) uint32 {
 	return *value
 }
 
-func domainToNullableID(value uint32) *uint32 {
+func DomainToNullableID(value uint32) *uint32 {
 	if value == 0 {
 		return nil
 	}
@@ -42,7 +42,6 @@ func UserToDomain(m models.User) user.User {
 		Email:                   m.Email,
 		DisplayName:             m.DisplayName,
 		IsVerified:              m.IsVerified,
-		Role:                    user.Role(m.Role),
 		RoleID:                  nullableIDToDomain(m.RoleID),
 		VerificationCode:        nullableStringToDomain(m.VerificationCode),
 		VerificationExpiration:  m.VerificationExpiration,
@@ -61,8 +60,7 @@ func UserToModel(a user.User) models.User {
 		Email:                   a.Email,
 		DisplayName:             a.DisplayName,
 		IsVerified:              a.IsVerified,
-		Role:                    string(a.Role),
-		RoleID:                  domainToNullableID(a.RoleID),
+		RoleID:                  DomainToNullableID(a.RoleID),
 		VerificationCode:        DomainToNullableString(a.VerificationCode),
 		VerificationExpiration:  a.VerificationExpiration,
 		PasswordResetExpiration: a.PasswordResetExpiration,