Add Go rewrite with Postgres 17 and Dokploy Docker Compose

Co-authored-by: Cursor <cursoragent@cursor.com>

Go/internal/models/models.go

@@ -0,0 +1,131 @@
+package models
+
+import (
+	"encoding/json"
+	"time"
+)
+
+type User struct {
+	ID           int
+	Username     string
+	PasswordHash string
+	Role         string
+	CreatedAt    time.Time
+}
+
+type ShareLink struct {
+	ID                 int
+	Token              string
+	ServerID           *int
+	ExpiresAt          *time.Time
+	MaxUses            int
+	ValidityDays       *int
+	UseCount           int
+	CreatedAt          time.Time
+	CleanedAt          *time.Time
+	TrafficQuotaGB     *float64
+	TrafficUsedGB      float64
+	SubscriptionUntil  *time.Time
+	AllowedServerIDs   json.RawMessage
+}
+
+type ShareCreation struct {
+	ID             int64
+	ShareLinkID    int
+	ServerID       int
+	Protocol       string
+	ClientID       string
+	ConnectionName string
+	ResponseJSON   *string
+	CreatedAt      time.Time
+	DeletedAt      *time.Time
+}
+
+type RenewalCode struct {
+	ID            int
+	Code          string
+	AddDays       int
+	MaxUses       int
+	UseCount      int
+	ShareLinkID   *int
+	CodeExpiresAt *time.Time
+	Note          *string
+	CodeTarget    string
+	CreatedAt     time.Time
+}
+
+type Member struct {
+	ID           int
+	Username     string
+	Email        *string
+	PasswordHash string
+	CreatedAt    time.Time
+	LastLoginAt  *time.Time
+}
+
+type MemberSubscription struct {
+	MemberID     int
+	ExpiresAt    *time.Time
+	ValidityDays *int
+	MaxConfigs   int
+	ConfigCount  int
+	CleanedAt    *time.Time
+}
+
+type ServerInfo struct {
+	ID        int      `json:"id"`
+	Label     string   `json:"label"`
+	Name      string   `json:"name,omitempty"`
+	Protocols []string `json:"protocols"`
+	Disabled  bool     `json:"disabled"`
+	Flag      string   `json:"flag,omitempty"`
+	FlagURL   string   `json:"flag_url,omitempty"`
+	Speed     string   `json:"speed,omitempty"`
+	Notice    string   `json:"notice,omitempty"`
+}
+
+func (l ShareLink) IsFloating() bool {
+	return l.ValidityDays != nil && *l.ValidityDays > 0 && l.ExpiresAt == nil
+}
+
+func (l ShareLink) IsExpired() bool {
+	if l.IsFloating() {
+		return false
+	}
+	if l.ExpiresAt == nil {
+		return true
+	}
+	return l.ExpiresAt.Before(time.Now())
+}
+
+func (l ShareLink) ExpiresLabel() string {
+	if l.ExpiresAt != nil {
+		return l.ExpiresAt.Format("2006-01-02 15:04:05")
+	}
+	if l.ValidityDays != nil && *l.ValidityDays > 0 {
+		return "с первого конфига — " + itoa(*l.ValidityDays) + " дн."
+	}
+	return "—"
+}
+
+func itoa(n int) string {
+	if n == 0 {
+		return "0"
+	}
+	neg := n < 0
+	if neg {
+		n = -n
+	}
+	var b [20]byte
+	i := len(b)
+	for n > 0 {
+		i--
+		b[i] = byte('0' + n%10)
+		n /= 10
+	}
+	if neg {
+		i--
+		b[i] = '-'
+	}
+	return string(b[i:])
+}