feat: 放宽 sing-box VLESS flow 逻辑

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.19.67",
+  "version": "2.19.69",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {

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

@@ -377,6 +377,23 @@ export default function Egern_Producer() {
                 delete proxy.id;
                 delete proxy.resolved;
                 delete proxy['no-resolve'];
+
+                if (proxy.transport) {
+                    for (const key in proxy.transport) {
+                        if (
+                            Object.keys(proxy.transport[key]).length === 0 ||
+                            Object.values(proxy.transport[key]).every(
+                                (v) => v == null,
+                            )
+                        ) {
+                            delete proxy.transport[key];
+                        }
+                    }
+                    if (Object.keys(proxy.transport).length === 0) {
+                        delete proxy.transport;
+                    }
+                }
+
                 if (type !== 'internal') {
                     for (const key in proxy) {
                         if (proxy[key] == null || /^_/i.test(key)) {

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

@@ -521,7 +521,8 @@ const vlessParser = (proxy = {}) => {
         throw 'invalid port';
     if (proxy.xudp) parsedProxy.packet_encoding = 'xudp';
     if (proxy['fast-open']) parsedProxy.udp_fragment = true;
-    if (proxy.flow === 'xtls-rprx-vision') parsedProxy.flow = proxy.flow;
+    // if (['xtls-rprx-vision', ''].includes(proxy.flow)) parsedProxy.flow = proxy.flow;
+    if (proxy.flow != null) parsedProxy.flow = proxy.flow;
     if (proxy.network === 'ws') wsParser(proxy, parsedProxy);
     if (proxy.network === 'grpc') grpcParser(proxy, parsedProxy);
     networkParser(proxy, parsedProxy);

scripts/demo.js

@@ -151,6 +151,18 @@ function operator(proxies = [], targetPlatform, context) {
   // });
   // $server.sni = sni
 
+  // 示例: 从 config 文件中读取配置项并进行节点操作
+  // config 的本地内容为
+  // {
+  //   "reuse": false
+  // }
+  // 脚本操作为
+  // const config = (ProxyUtils.JSON5 || JSON).parse(await produceArtifact({
+  //     type: 'file',
+  //     name: 'config' // 文件名
+  // }))
+  // $server.reuse = config.reuse
+
   // 1. Surge 输出 WireGuard 完整配置
 
   // let proxies = await produceArtifact({