feat: sing-box 输出支持 brutal

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.19.25",
+  "version": "2.19.27",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {

backend/src/core/proxy-utils/producers/sing-box.js

@@ -31,6 +31,21 @@ const smuxParser = (smux, proxy) => {
     if (smux['min-streams'])
         proxy.multiplex.min_streams = parseInt(`${smux['min-streams']}`, 10);
     if (smux.padding) proxy.multiplex.padding = true;
+    if (smux['brutal-opts']?.up || smux['brutal-opts']?.down) {
+        proxy.multiplex.brutal = {
+            enabled: true,
+        };
+        if (smux['brutal-opts']?.up)
+            proxy.multiplex.brutal.up_mbps = parseInt(
+                `${smux['brutal-opts']?.up}`,
+                10,
+            );
+        if (smux['brutal-opts']?.down)
+            proxy.multiplex.brutal.down_mbps = parseInt(
+                `${smux['brutal-opts']?.down}`,
+                10,
+            );
+    }
 };
 
 const wsParser = (proxy, parsedProxy) => {

backend/src/core/proxy-utils/producers/uri.js

@@ -12,7 +12,7 @@ export default function URI_Producer() {
         delete proxy.resolved;
         delete proxy['no-resolve'];
         for (const key in proxy) {
-            if (proxy[key] == null || /^_/i.test(key)) {
+            if (proxy[key] == null) {
                 delete proxy[key];
             }
         }