Fixed single instance behaviour

Author: davidroth

src/ElectronNET.API/Runtime/StartupManager.cs

@@ -167,11 +167,11 @@ private BuildInfo GatherBuildInfo()
 
                 if (isSingleInstance?.Length > 0 && bool.TryParse(isSingleInstance, out var isSingleInstanceActive) && isSingleInstanceActive)
                 {
-                    buildInfo.ElectronSingleInstance = "yes";
+                    buildInfo.ElectronSingleInstance = "true";
                 }
                 else
                 {
-                    buildInfo.ElectronSingleInstance = "no";
+                    buildInfo.ElectronSingleInstance = "false";
                 }
 
                 if (httpPort?.Length > 0 && int.TryParse(httpPort, out var port))

src/ElectronNET.Samples.ElectronHostHook/Properties/electron-builder.json

@@ -0,0 +1,19 @@
+{
+  "$schema": "https://raw.githubusercontent.com/electron-userland/electron-builder/refs/heads/master/packages/app-builder-lib/scheme.json",
+  "compression": "maximum",
+  "linux": {
+    "target": [
+      "tar.xz"
+    ],
+    "executableArgs": [ "--no-sandbox" ],
+    "artifactName": "${name}-${arch}-${version}.${ext}"
+  },
+  "win": {
+    "target": [
+      {
+        "target": "portable",
+        "arch": "x64"
+      }
+    ]
+  }
+}