fix: replace black grounds with classic dark background by default

stylesheets/_global.scss

@@ -5,7 +5,7 @@
 html {
   height: 100%;
   // Default theme is Classic Dark
-  background-color: black;
+  background-color: #1b1b1b;
 }
 
 body {
@@ -86,7 +86,7 @@ a {
   align-items: center;
   user-select: none;
   // Default theme is Classic Dark so we force this for the password prompt
-  background-color: black;
+  background-color: #1b1b1b;
 
   .content {
     margin-inline-start: auto;

ts/mains/main_node.ts

@@ -157,6 +157,7 @@ if (windowFromUserConfig) {
 import { load as loadLocale, LocaleMessagesWithNameType } from '../node/locale';
 import { setLastestRelease } from '../node/latest_desktop_release';
 import { getAppRootPath } from '../node/getRootPath';
+import { classicDark } from '../themes';
 
 // Both of these will be set after app fires the 'ready' event
 let logger: Logger | null = null;
@@ -282,7 +283,8 @@ async function createWindow() {
     minWidth,
     minHeight,
     fullscreen: false as boolean | undefined,
-    backgroundColor: '#000',
+    // Default theme is Classic Dark
+    backgroundColor: classicDark['--background-primary-color'],
     webPreferences: {
       nodeIntegration: true,
       enableRemoteModule: true,
@@ -530,6 +532,8 @@ async function showPasswordWindow() {
     minWidth,
     minHeight,
     autoHideMenuBar: false,
+    // Default theme is Classic Dark
+    backgroundColor: classicDark['--background-primary-color'],
     webPreferences: {
       nodeIntegration: true,
       enableRemoteModule: true,
@@ -604,7 +608,7 @@ async function showAbout() {
     resizable: true,
     title: locale.messages.about,
     autoHideMenuBar: true,
-    backgroundColor: '#000',
+    backgroundColor: classicDark['--background-primary-color'],
     show: false,
     webPreferences: {
       nodeIntegration: true,
@@ -627,7 +631,7 @@ async function showAbout() {
   });
 
   aboutWindow.once('ready-to-show', () => {
-    aboutWindow?.setBackgroundColor('#000');
+    aboutWindow?.setBackgroundColor(classicDark['--background-primary-color']);
   });
 
   // looks like sometimes ready-to-show is not fired by electron.
@@ -657,7 +661,7 @@ async function showDebugLogWindow() {
     resizable: true,
     title: locale.messages.debugLog,
     autoHideMenuBar: true,
-    backgroundColor: '#000',
+    backgroundColor: classicDark['--background-primary-color'],
     shadow: true,
     show: false,
     modal: true,
@@ -682,7 +686,7 @@ async function showDebugLogWindow() {
   });
 
   debugLogWindow.once('ready-to-show', () => {
-    debugLogWindow?.setBackgroundColor('#000');
+    debugLogWindow?.setBackgroundColor(classicDark['--background-primary-color']);
   });
 
   // see above: looks like sometimes ready-to-show is not fired by electron