fix: keep Shadowrocket TLS fingerprint default

Author: Ryson-32

packages/core/src/parser/protocols/vless.test.ts

@@ -110,6 +110,7 @@ describe("parseVLESS", () => {
       uuid: UUID,
       tls: true,
       flow: "xtls-rprx-vision",
+      "client-fingerprint": "chrome",
       network: "ws",
       "ws-opts": {
         path: "/ws",
@@ -119,14 +120,14 @@ describe("parseVLESS", () => {
       },
     });
     expect(node).not.toHaveProperty("reality-opts");
-    expect(node).not.toHaveProperty("client-fingerprint");
 
     const encodedWithoutPrefix = Buffer.from(`${UUID}@shadow-simple.example.com:443`).toString("base64url");
     expect(parseVLESS(`vless://${encodedWithoutPrefix}?obfs=websocket&tls=1&xtls=1&tls-verification=false&remark=SimpleSR`)).toMatchObject({
       name: "SimpleSR",
       server: "shadow-simple.example.com",
       uuid: UUID,
       flow: "xtls-rprx-direct",
+      "client-fingerprint": "chrome",
       "skip-cert-verify": true,
       network: "ws",
     });
@@ -162,6 +163,7 @@ describe("parseVLESS", () => {
       uuid: UUID,
       tls: true,
       servername: "front.example.com",
+      "client-fingerprint": "chrome",
       network: "xhttp",
       "xhttp-opts": {
         path: "/xhttp",
@@ -253,6 +255,7 @@ describe("parseVLESS", () => {
       },
     });
     expect(explicitTls).not.toHaveProperty("reality-opts");
+    expect(explicitTls).not.toHaveProperty("client-fingerprint");
   });
 
   it("parses TCP, H2, HTTP Upgrade, and Reality detail variants", () => {

packages/core/src/parser/protocols/vless.ts

@@ -264,9 +264,14 @@ export function parseVLESS(uri: string): VLESSNode {
   })();
   const pbk = pickQueryValue(params, ["pbk", "public-key", "public_key", "publicKey"]);
   const explicitSecurity = (params.get("security") || "").trim().toLowerCase();
+  const usesImplicitShadowrocketTls =
+    !explicitSecurity &&
+    !pbk &&
+    normalized.isShadowrocket &&
+    parseBoolish(params.get("tls")) === true;
   const security =
     explicitSecurity ||
-    (pbk ? "reality" : normalized.isShadowrocket && parseBoolish(params.get("tls")) ? "tls" : "none");
+    (pbk ? "reality" : usesImplicitShadowrocketTls ? "tls" : "none");
   const flow = (() => {
     const direct = params.get("flow") || "";
     if (direct.trim()) return direct.trim();
@@ -334,6 +339,7 @@ export function parseVLESS(uri: string): VLESSNode {
     if (list && list.length > 0) node.alpn = list;
   }
   if (clientFingerprint) node["client-fingerprint"] = clientFingerprint;
+  else if (usesImplicitShadowrocketTls) node["client-fingerprint"] = "chrome";
 
   if (params.get("pcs")) {
     (node as unknown as Record<string, unknown>).pcs = params.get("pcs");