Add site contacts/FAQ and accept AWG 2.0 / naive pastes in Add config.

ImportSubscription no longer requires only http(s): paste awg://, AWG .conf/JSON, or naive links; subscription parser also reads hosted AWG and Clash wireguard/naive. Site lists support emails and FAQ; Store listing texts/tools updated.

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

internal/core/manager.go

@@ -632,6 +632,9 @@ type ImportResult struct {
 
 func (m *Manager) ImportSubscription(rawURL string) (ImportResult, error) {
 	rawURL = strings.TrimSpace(rawURL)
+	if rawURL == "" {
+		return ImportResult{}, fmt.Errorf("пустой URL или конфигурация")
+	}
 	ctx, cancel := context.WithTimeout(context.Background(), 45*time.Second)
 	defer cancel()
 
@@ -650,11 +653,25 @@ func (m *Manager) ImportSubscription(rawURL string) (ImportResult, error) {
 		return m.applySubscription(ctx, res, used, &s)
 	}
 
-	res, err := subscription.Fetch(ctx, rawURL)
-	if err != nil {
-		return ImportResult{}, err
+	// Remote subscription / hosted config file (http(s) without user:pass@).
+	if linknorm.LooksLikeSubscriptionURL(rawURL) {
+		res, err := subscription.Fetch(ctx, rawURL)
+		if err != nil {
+			return ImportResult{}, err
+		}
+		return m.applySubscription(ctx, res, rawURL, nil)
 	}
-	return m.applySubscription(ctx, res, rawURL, nil)
+
+	// Direct paste into «Добавить конфигурацию»: awg://, AWG 2.0 .conf / JSON,
+	// naive share links, Clash YAML body, multi-line link lists — no HTTP fetch.
+	res, err := subscription.ParseBodyDetailed(rawURL)
+	if err != nil || res == nil || len(res.Items) == 0 {
+		if err != nil {
+			return ImportResult{}, fmt.Errorf("%w — либо вставьте http(s) URL конфигурации, либо ссылку/тело AWG, naive, hy2, vless…", err)
+		}
+		return ImportResult{}, fmt.Errorf("не удалось распознать конфигурацию — нужен http(s) URL либо ссылка/тело (AWG, naive, hy2, vless…)")
+	}
+	return m.applySubscription(ctx, res, "", nil)
 }
 
 // ImportRemnawave fetches configs using saved / provided panel settings.