Fix packaged worker execution

Author: FaulMit

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## 1.0.4 - 2026-04-19
+
+### Fixed
+
+- Fixed packaged desktop benchmark/stress workers launching as a second RigScope app instead of Node by setting `ELECTRON_RUN_AS_NODE=1`.
+- Benchmark worker JSON parsing now reports a controlled API error instead of crashing the Electron main process on empty or invalid output.
+
 ## 1.0.3 - 2026-04-19
 
 ### Fixed

README.md

@@ -11,7 +11,7 @@
 </p>
 
 <p align="center">
-  <a href="https://github.com/FaulMit/rigscope/releases/latest"><img alt="Latest release" src="https://img.shields.io/badge/release-v1.0.3-54d6ff?style=for-the-badge"></a>
+  <a href="https://github.com/FaulMit/rigscope/releases/latest"><img alt="Latest release" src="https://img.shields.io/badge/release-v1.0.4-54d6ff?style=for-the-badge"></a>
   <a href="https://github.com/FaulMit/rigscope/actions/workflows/release.yml"><img alt="Release builds" src="https://img.shields.io/badge/builds-passing-8dff9f?style=for-the-badge"></a>
   <img alt="Platforms" src="https://img.shields.io/badge/Windows%20%7C%20Linux%20%7C%20macOS-111?style=for-the-badge">
   <img alt="Local first" src="https://img.shields.io/badge/local--first-127.0.0.1-54d6ff?style=for-the-badge">

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "rigscope",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "private": true,
   "description": "Cross-platform local hardware inventory, diagnostics, benchmark, and stress-test dashboard.",
   "main": "electron/main.js",

package.json

@@ -1028,13 +1028,23 @@ function runNodeBenchmark(script, timeout) {
     execFile(process.execPath, ["-e", script], {
       windowsHide: true,
       timeout,
-      maxBuffer: 1024 * 256
+      maxBuffer: 1024 * 256,
+      env: { ...process.env, ELECTRON_RUN_AS_NODE: "1" }
     }, (error, stdout, stderr) => {
       if (error) {
         reject(new Error(`${error.message}\n${stderr || ""}`));
         return;
       }
-      resolve(JSON.parse(stdout.trim()));
+      const output = stdout.trim();
+      if (!output) {
+        reject(new Error(`Benchmark worker produced no JSON output.${stderr ? `\n${stderr}` : ""}`));
+        return;
+      }
+      try {
+        resolve(JSON.parse(output));
+      } catch (parseError) {
+        reject(new Error(`Benchmark worker returned invalid JSON: ${parseError.message}\n${output.slice(0, 500)}`));
+      }
     });
   });
 }
@@ -1109,7 +1119,8 @@ function startCpuStress({ durationSec = 60, workers } = {}) {
   cpuStress.workers = Array.from({ length: workerCount }, () => {
     const child = spawn(process.execPath, ["-e", cpuStressChildScript], {
       windowsHide: true,
-      stdio: ["ignore", "pipe", "ignore", "ipc"]
+      stdio: ["ignore", "pipe", "ignore", "ipc"],
+      env: { ...process.env, ELECTRON_RUN_AS_NODE: "1" }
     });
     child.stdout.setEncoding("utf8");
     child.stdout.on("data", (chunk) => {
@@ -1184,7 +1195,7 @@ function startMemoryStress({ durationSec = 60, targetMb } = {}) {
   const child = spawn(process.execPath, ["-e", memoryStressChildScript], {
     windowsHide: true,
     stdio: ["ignore", "pipe", "ignore", "ipc"],
-    env: { ...process.env, RIGSCOPE_MEMORY_MB: String(capped) }
+    env: { ...process.env, ELECTRON_RUN_AS_NODE: "1", RIGSCOPE_MEMORY_MB: String(capped) }
   });
   memoryStress.child = child;
   child.stdout.setEncoding("utf8");