Performance 2

others/surge.mjs

@@ -0,0 +1,57 @@
+import { execSync } from "child_process";
+import os from "os";
+import fs from "fs";
+import path from "path";
+
+const log = (msg) => console.log(`[SURGE] ${msg}`);
+const surgePath = path.resolve("surge.config.json");
+
+function generateSurgeFlags() {
+  const cpus = os.cpus().length;
+  const flags = [
+    "--max-old-space-size=4096",
+    "--optimize_for_size",
+    "--gc-global",
+    "--max-semi-space-size=256",
+    "--no-warnings",
+    "--expose-gc"
+  ];
+
+  if (process.platform !== "win32") {
+    flags.push("--use-largepages");
+  }
+
+  return {
+    uvThreadpoolSize: cpus * 2,
+    nodeFlags: flags
+  };
+}
+
+function writeSurgeFile(flags) {
+  fs.writeFileSync(surgePath, JSON.stringify(flags, null, 2));
+  log("Surge config saved.");
+}
+
+function launchSurgedBackend(flags) {
+  const args = [
+    ...flags.nodeFlags,
+    "index.mjs",
+    "--surged"
+  ];
+  log(`Launching backend: node ${args.join(" ")}`);
+  execSync(`node ${args.join(" ")}`, { stdio: "inherit" });
+}
+
+function isSurgedRun() {
+  return process.argv.includes("--surged");
+}
+
+(async () => {
+  if (isSurgedRun()) return;
+
+  log("Detecting best settings...");
+  const flags = generateSurgeFlags();
+  writeSurgeFile(flags);
+  launchSurgedBackend(flags);
+  process.exit(0);
+})();