Restructured project

- backend moved to backend directory
- added and initialized frontend with vue
- moved infrastructure files to infra directory

backend/src/domain/families.go

@@ -0,0 +1,75 @@
+package domain
+
+import "time"
+
+type Family struct {
+	ID               int64
+	Name             string
+	OwnerID          int64
+	TelegramChatID   int64
+	TelegramChatName string
+	CreatedAt        time.Time
+	UpdatedAt        time.Time
+}
+
+type FamilyRole string
+
+const (
+	FamilyRoleOwner  FamilyRole = "owner"
+	FamilyRoleAdmin  FamilyRole = "admin"
+	FamilyRoleMember FamilyRole = "member"
+	FamilyRoleChild  FamilyRole = "child"
+)
+
+type FamilyMember struct {
+	ID       int64
+	FamilyID int64
+	UserID   int64
+	Role     FamilyRole
+	JoinedAt time.Time
+}
+
+type FamilyThread struct {
+	ID              int64
+	FamilyID        int64
+	Type            string
+	Title           string
+	TelegramTopicID int64
+	IsSystem        bool
+	CreatedBy       int64
+	CreatedAt       time.Time
+}
+
+type CreateFamilyRequest struct {
+	Name             string `json:"name"`
+	OwnerID          int64  `json:"owner_id"`
+	TelegramChatID   int64  `json:"telegram_chat_id"`
+	TelegramChatName string `json:"telegram_chat_name"`
+}
+
+type UpdateFamilyRequest struct {
+	Name             *string `json:"name"`
+	TelegramChatName string  `json:"telegram_chat_name"`
+}
+
+type FamilyResponse struct {
+	ID               int64  `json:"id"`
+	Name             string `json:"name"`
+	OwnerID          int64  `json:"owner_id"`
+	TelegramChatID   int64  `json:"telegram_chat_id"`
+	TelegramChatName string `json:"telegram_chat_name"`
+	CreatedAt        string `json:"created_at"`
+	UpdatedAt        string `json:"updated_at"`
+}
+
+func (response *FamilyResponse) ModelToResponse(f *Family) FamilyResponse {
+	return FamilyResponse{
+		ID:               f.ID,
+		Name:             f.Name,
+		OwnerID:          f.OwnerID,
+		TelegramChatID:   f.TelegramChatID,
+		TelegramChatName: f.TelegramChatName,
+		CreatedAt:        f.CreatedAt.Format(time.RFC3339),
+		UpdatedAt:        f.UpdatedAt.Format(time.RFC3339),
+	}
+}