perf(net): use builtin ws impl

- Upgrade Electron to beta version for Node.js v22.
- Add warnings tracing flag to instrumented tests.
- Replace WebSocket impl with builtin module.
- Remove ws package.

build.ts

@@ -24,7 +24,7 @@ if (mode === "test") {
     const xvfbExec = path.resolve(import.meta.dirname, "node_modules", "xvfb-maybe", "src", "xvfb-maybe.js");
     const electronExec = path.resolve(import.meta.dirname, "node_modules", "electron", "cli.js");
     const cwd = path.resolve(import.meta.dirname, "build", "prod");
-    const proc = child_process.fork(xvfbExec, [electronExec, "."], { cwd });
+    const proc = child_process.fork(xvfbExec, [electronExec, "--trace-warnings", "."], { cwd });
 
     proc.once("exit", () => {
         const f = path.join(cwd, "test-summary.json");

package.json

@@ -26,13 +26,12 @@
         "@types/react": "^18.3.18",
         "@types/react-dom": "^18.3.5",
         "@types/uuid": "^10.0.0",
-        "@types/ws": "^8.5.13",
         "@vitejs/plugin-react-swc": "^3.7.2",
         "@vitest/coverage-v8": "^2.1.8",
         "chai-as-promised": "^8.0.1",
         "consola": "^3.3.3",
         "cross-env": "^7.0.3",
-        "electron": "^33.3.1",
+        "electron": "^35.0.0-alpha.1",
         "esbuild": "^0.24.2",
         "shx": "^0.3.4",
         "tailwindcss": "^3.4.17",
@@ -74,7 +73,6 @@
         "superserial": "^0.3.5",
         "uuid": "^11.0.3",
         "wouter": "^3.3.5",
-        "ws": "^8.18.0",
         "yaml": "^2.7.0"
     },
     "packageManager": "[email protected]+sha512.f18a59ca3611002321af7681e6d49234cb3ece8496b05818be5b1081168ec21b8c3d28cbb4351e2fdec66ca95e6516faaf08b95b755013c88cf5174d5029865c"

src/main/net/aria2.ts

@@ -19,7 +19,6 @@ import { pEvent } from "p-event";
 import path from "path";
 import type TypedEventEmitter from "typed-emitter";
 import type TypedEmitter from "typed-emitter";
-import { WebSocket } from "ws";
 
 let aria2cProcess: childProcess.ChildProcess | null = null;
 let aria2cToken: string | null = null;
@@ -97,7 +96,7 @@ async function sendRequest(req: Aria2DownloadRequest): Promise<void> {
             ...checksum
         }
     ]) as Promise<string>;
-    
+
     if (req.signal) {
         Promise.all([getGid, pEvent(req.signal, "abort")]).then(([lateGID]) => remove(lateGID));
     }

src/main/net/rpc.ts

@@ -1,6 +1,5 @@
 import EventEmitter from "events";
 import { nanoid } from "nanoid";
-import { type WebSocket } from "ws";
 
 export class WebSocketJsonRpcClient {
     // This implementation uses third-party WebSocket implementation