Release 3.9.0+1: Remnawave API configs, Remnawave-style UI with flags, Windows build.

EOF

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

internal/core/manager.go

@@ -19,6 +19,7 @@ import (
 	"vpnclient/internal/protocols/hysteria2"
 	"vpnclient/internal/protocols/naive"
 	"vpnclient/internal/protocols/xray"
+	"vpnclient/internal/remnawave"
 	"vpnclient/internal/subscription"
 	"vpnclient/internal/sysproxy"
 )
@@ -417,20 +418,100 @@ func (m *Manager) SubscriptionURL() string {
 	return m.cfg.SubscriptionURL
 }
 
+func (m *Manager) RemnawaveSettings() remnawave.Settings {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	return remnawave.Settings{
+		BaseURL:    m.cfg.RemnawaveBaseURL,
+		Token:      m.cfg.RemnawaveToken,
+		ShortUUID:  m.cfg.RemnawaveShortUUID,
+		CaddyToken: m.cfg.RemnawaveCaddyToken,
+	}
+}
+
+func (m *Manager) SaveRemnawaveSettings(s remnawave.Settings) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	m.cfg.RemnawaveBaseURL = remnawave.NormalizeBase(s.BaseURL)
+	m.cfg.RemnawaveToken = strings.TrimSpace(s.Token)
+	m.cfg.RemnawaveShortUUID = strings.TrimSpace(s.ShortUUID)
+	m.cfg.RemnawaveCaddyToken = strings.TrimSpace(s.CaddyToken)
+	return config.Save(m.cfgPath, *m.cfg)
+}
+
 func (m *Manager) ImportSubscription(rawURL string) (int, error) {
+	rawURL = strings.TrimSpace(rawURL)
 	ctx, cancel := context.WithTimeout(context.Background(), 45*time.Second)
 	defer cancel()
+
+	// Remnawave-style URL → persist panel coords and fetch via API helper.
+	if base, short, ok := remnawave.ParseInput(rawURL); ok {
+		s := remnawave.Settings{
+			BaseURL:    base,
+			ShortUUID:  short,
+			Token:      m.RemnawaveSettings().Token,
+			CaddyToken: m.RemnawaveSettings().CaddyToken,
+		}
+		items, used, err := remnawave.Fetch(ctx, s)
+		if err != nil {
+			return 0, err
+		}
+		return m.applySubscriptionItems(items, used, &s)
+	}
+
 	items, err := subscription.Fetch(ctx, rawURL)
 	if err != nil {
 		return 0, err
 	}
+	return m.applySubscriptionItems(items, rawURL, nil)
+}
+
+// ImportRemnawave fetches configs using saved / provided panel settings.
+func (m *Manager) ImportRemnawave(s remnawave.Settings) (int, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), 45*time.Second)
+	defer cancel()
+	if strings.TrimSpace(s.BaseURL) == "" || strings.TrimSpace(s.ShortUUID) == "" {
+		cur := m.RemnawaveSettings()
+		if strings.TrimSpace(s.BaseURL) == "" {
+			s.BaseURL = cur.BaseURL
+		}
+		if strings.TrimSpace(s.ShortUUID) == "" {
+			s.ShortUUID = cur.ShortUUID
+		}
+		if strings.TrimSpace(s.Token) == "" {
+			s.Token = cur.Token
+		}
+		if strings.TrimSpace(s.CaddyToken) == "" {
+			s.CaddyToken = cur.CaddyToken
+		}
+	}
+	items, used, err := remnawave.Fetch(ctx, s)
+	if err != nil {
+		return 0, err
+	}
+	return m.applySubscriptionItems(items, used, &s)
+}
+
+func (m *Manager) applySubscriptionItems(items []subscription.Item, usedURL string, rw *remnawave.Settings) (int, error) {
 	if len(items) == 0 {
 		return 0, fmt.Errorf("в подписке нет поддерживаемых ссылок (naive / hysteria2 / awg / vless / vmess / trojan)")
 	}
 
 	m.mu.Lock()
 	defer m.mu.Unlock()
-	m.cfg.SubscriptionURL = strings.TrimSpace(rawURL)
+	if usedURL != "" {
+		m.cfg.SubscriptionURL = strings.TrimSpace(usedURL)
+	}
+	if rw != nil {
+		m.cfg.RemnawaveBaseURL = remnawave.NormalizeBase(rw.BaseURL)
+		m.cfg.RemnawaveShortUUID = strings.TrimSpace(rw.ShortUUID)
+		if t := strings.TrimSpace(rw.Token); t != "" {
+			m.cfg.RemnawaveToken = t
+		}
+		if t := strings.TrimSpace(rw.CaddyToken); t != "" {
+			m.cfg.RemnawaveCaddyToken = t
+		}
+	}
 	for _, it := range items {
 		_ = m.cfg.UpsertProfileWithProtocol(it.Name, it.URI, it.Protocol)
 		for i := range m.cfg.Profiles {