use png for tray on linux

customiser.py

@@ -104,10 +104,10 @@ try:
         with open(os.path.join(filepath, 'app', 'ENHANCER_VERSION.txt'), 'w', encoding='UTF-8') as write:
             write.write(enhancer_version)
 
-    if os.path.isfile(os.path.join(filepath, "app", "renderer", "preload.js")):
+    if os.path.isfile(os.path.join(filepath, 'app', 'renderer', 'preload.js')):
         print(
             f' ...adding preload.js to {os.path.join(filepath, "app","renderer","preload.js")}')
-        with open(os.path.join(filepath, "app", "renderer", "preload.js"), 'r', encoding='UTF-8') as content:
+        with open(os.path.join(filepath, 'app', 'renderer', 'preload.js'), 'r', encoding='UTF-8') as content:
             if '/* === INJECTION MARKER === */' in content.read():
                 print(' * preload.js already added. replacing it.')
                 content.seek(0)
@@ -116,12 +116,12 @@ try:
                     if '/* === INJECTION MARKER === */' in line:
                         break
                     original += line
-                with open(os.path.join(filepath, "app", "renderer", "preload.js"), 'w', encoding='UTF-8') as write:
+                with open(os.path.join(filepath, 'app', 'renderer', 'preload.js'), 'w', encoding='UTF-8') as write:
                     write.writelines(original)
             else:
-                with open(os.path.join(filepath, "app", "renderer", "preload.js"), 'a', encoding='UTF-8') as append:
+                with open(os.path.join(filepath, 'app', 'renderer', 'preload.js'), 'a', encoding='UTF-8') as append:
                     append.write('\n\n')
-        with open(os.path.join(filepath, "app", "renderer", "preload.js"), 'a', encoding='UTF-8') as append:
+        with open(os.path.join(filepath, 'app', 'renderer', 'preload.js'), 'a', encoding='UTF-8') as append:
             print(
                 f' ...linking to {os.path.join(".", "resources", "user.css")}')
             with open(os.path.join(__dirname__, 'resources', 'preload.js'), 'r', encoding='UTF-8') as insert:

resources/tray.js

@@ -17,6 +17,7 @@ let tray;
 function enhancements() {
   const { Tray, Menu, nativeImage, app } = require('electron'),
     isMac = process.platform === 'darwin',
+    isWin = process.platform.includes('win'),
     path = require('path'),
     store = require(path.join(__dirname, '..', 'store.js'))({
       config: 'user-preferences',
@@ -28,12 +29,14 @@ function enhancements() {
       },
     });
   tray = new Tray(
-    isMac
-      ? new nativeImage.createFromPath('☃☃☃resources☃☃☃/icons/mac.png').resize({
+    isWin
+      ? '☃☃☃resources☃☃☃/icons/windows.ico'
+      : new nativeImage.createFromPath('☃☃☃resources☃☃☃/icons/tray.png').resize(
+          {
             width: 16,
             height: 16,
-        })
-      : '☃☃☃resources☃☃☃/icons/tray.ico'
+          }
+        )
   );
   const contextMenu = Menu.buildFromTemplate([
     {