Fix LAN proxy binding in routing setup

src/server/singbox.js

@@ -51,7 +51,14 @@ function readCustomRuleSets() {
   }
 }
 
-function ruleSets(customRuleSets = []) {
+function ruleSetDownloadDetour(vpnTag) {
+  const detour = String(settings.ruleSetDownloadDetour || "vpn").trim();
+  if (!detour || detour === "vpn") return vpnTag;
+  return detour;
+}
+
+function ruleSets(customRuleSets = [], vpnTag = "direct") {
+  const downloadDetour = ruleSetDownloadDetour(vpnTag);
   const builtIn = settings.routingRuDirect
     ? [
         {
@@ -59,14 +66,14 @@ function ruleSets(customRuleSets = []) {
           tag: "geoip-ru",
           format: "binary",
           url: "https://cdn.jsdelivr.net/gh/SagerNet/sing-geoip@rule-set/geoip-ru.srs",
-          download_detour: "direct",
+          download_detour: downloadDetour,
         },
         {
           type: "remote",
           tag: "geosite-category-ru",
           format: "binary",
           url: "https://cdn.jsdelivr.net/gh/SagerNet/sing-geosite@rule-set/geosite-category-ru.srs",
-          download_detour: "direct",
+          download_detour: downloadDetour,
         },
       ]
     : [];
@@ -78,7 +85,7 @@ function ruleSets(customRuleSets = []) {
       tag: String(rs.tag).trim(),
       format: rs.format || "binary",
       url: String(rs.url).trim(),
-      download_detour: "direct",
+      download_detour: downloadDetour,
     }));
 
   // Пользовательские rule-sets не должны дублировать встроенные
@@ -286,7 +293,7 @@ export function buildGatewayConfig(
       { type: "block", tag: "block" },
     ],
     route: {
-      rule_set: bypassAll ? [] : ruleSets(customRuleSets),
+      rule_set: bypassAll ? [] : ruleSets(customRuleSets, vpnOutbound.tag),
       rules: bypassAll
         ? [{ ip_is_private: true, outbound: "direct" }]
         : routeRules(subscriptionConfig.customRules, vpnOutbound.tag),