style: исправлены кавычки в коде для единообразия

Refs: None

src/server/index.js

@@ -17,7 +17,7 @@ const APPLY_HISTORY_LIMIT = 10;
 
 fs.mkdirSync(settings.dataDir, { recursive: true });
 
-const SINGBOX_PID_FILE = path.join(settings.dataDir, 'singbox.pid');
+const SINGBOX_PID_FILE = path.join(settings.dataDir, "singbox.pid");
 
 let singboxProcess = null;
 let singboxStartedAt = null;
@@ -52,24 +52,34 @@ function parseSingboxLevel(line, fallback) {
 // ─── PID helpers ────────────────────────────────────────────────────────────
 
 function saveSingboxPid(pid) {
-  try { fs.writeFileSync(SINGBOX_PID_FILE, String(pid), 'utf8'); } catch {}
+  try {
+    fs.writeFileSync(SINGBOX_PID_FILE, String(pid), "utf8");
+  } catch {}
 }
 
 function readSingboxPid() {
   try {
-    const pid = parseInt(fs.readFileSync(SINGBOX_PID_FILE, 'utf8').trim(), 10);
+    const pid = parseInt(fs.readFileSync(SINGBOX_PID_FILE, "utf8").trim(), 10);
     return Number.isFinite(pid) && pid > 0 ? pid : null;
-  } catch { return null; }
+  } catch {
+    return null;
+  }
 }
 
 function removeSingboxPid() {
-  try { fs.unlinkSync(SINGBOX_PID_FILE); } catch {}
+  try {
+    fs.unlinkSync(SINGBOX_PID_FILE);
+  } catch {}
 }
 
 function isPidAlive(pid) {
   if (!pid) return false;
-  try { process.kill(pid, 0); return true; }
-  catch { return false; }
+  try {
+    process.kill(pid, 0);
+    return true;
+  } catch {
+    return false;
+  }
 }
 
 /**
@@ -83,8 +93,14 @@ function attachExistingSingbox(pid) {
   let exitCb = null;
   singboxProcess = {
     pid,
-    kill: (sig = 'SIGTERM') => { try { process.kill(pid, sig); } catch {} },
-    once: (event, cb) => { if (event === 'exit') exitCb = cb; },
+    kill: (sig = "SIGTERM") => {
+      try {
+        process.kill(pid, sig);
+      } catch {}
+    },
+    once: (event, cb) => {
+      if (event === "exit") exitCb = cb;
+    },
   };
 
   // Периодически проверяем, что процесс ещё жив
@@ -95,13 +111,16 @@ function attachExistingSingbox(pid) {
         singboxProcess = null;
         singboxStartedAt = null;
         removeSingboxPid();
-        pushLog('warning', `sing-box (pid=${pid}) завершился`);
+        pushLog("warning", `sing-box (pid=${pid}) завершился`);
+      }
+      if (exitCb) {
+        exitCb(null, null);
+        exitCb = null;
       }
-      if (exitCb) { exitCb(null, null); exitCb = null; }
     }
   }, 2000);
 
-  pushLog('info', `sing-box подхвачен при старте (pid=${pid})`);
+  pushLog("info", `sing-box подхвачен при старте (pid=${pid})`);
 }
 
 function captureStream(stream, fallbackLevel) {