Add no-sandbox wrapper, fixes #1156

afterPack.js

@@ -0,0 +1,27 @@
+const fs = require("fs-extra");
+const path = require("path");
+
+module.exports = async function(context) {
+  const distDir = context.appOutDir;
+  var wrapperScript;
+
+  if (context.targets.find(target => target.name === "deb")) {
+    wrapperScript = `#!/bin/bash
+      /opt/ubports-installer/ubports-installer.bin --no-sandbox "$@"
+    `;
+  } else if (context.targets.find(target => target.name === "appImage")) {
+    wrapperScript = `#!/bin/bash
+      "\${BASH_SOURCE%/*}"/ubports-installer.bin --no-sandbox "$@"
+    `;
+  } else {
+    console.log("no wrapper needed");
+    return;
+  }
+
+  fs.moveSync(
+    path.join(distDir, "ubports-installer"),
+    path.join(distDir, "ubports-installer.bin")
+  );
+  fs.writeFileSync(path.join(distDir, "ubports-installer"), wrapperScript);
+  fs.chmodSync(path.join(distDir, "ubports-installer"), 0o765);
+};

build.js

@@ -126,7 +126,8 @@ switch (cli.os) {
           "android-tools-adb",
           "android-tools-fastboot"
         ]
-      }
+      },
+      afterPack: "./afterPack.js"
     });
     break;
   case "win":