Fix Linux icon

public/electron.js

@@ -31,6 +31,7 @@ let firstMountCheck = true;
 let manualMountDetection = {};
 
 let isQuiting = false;
+
 app.on('before-quit', function () {
   isQuiting = true;
 });
@@ -66,6 +67,13 @@ function setWindowVisibility(show) {
 function createWindow() {
   loadUiSettings();
 
+  let extra = {};
+  if (os.platform() === 'linux') {
+    extra = {
+      icon: path.join(__dirname, '../', 'icon.png'),
+    }
+  }
+
   // Create the browser window.
   const height = (process.env.ELECTRON_START_URL || (os.platform() === 'darwin') ? 364 : 344) - ((os.platform() === 'win32') ? 0 : 20);
   mainWindow = new BrowserWindow({
@@ -75,6 +83,7 @@ function createWindow() {
     resizable: false,
     show: !launchHidden,
     title: 'Repertory UI',
+    ...extra,
     webPreferences: {
       webSecurity: !process.env.ELECTRON_START_URL
     }