fix(meta): allow setting appleStatusBarStyle without mobileAppIOS

fixes #338

Author: pi0

docs/content/en/meta.md

@@ -46,7 +46,6 @@ Please read this resources before you enable `mobileAppIOS` option:
 ### `appleStatusBarStyle`
 - Default: `default`
 - Meta: `apple-mobile-web-app-status-bar-style`
-- Requires `mobileAppIOS` to be `true`
 
 There are three options for the status bar style:
 1. `default`: The default status bar style for Safari PWAs; white background with black text and icons.

lib/meta/module.js

@@ -30,7 +30,7 @@ function generateMeta (pwa) {
     nativeUI: false,
     favicon: true,
     mobileAppIOS: undefined,
-    appleStatusBarStyle: 'default',
+    appleStatusBarStyle: undefined,
     theme_color: undefined,
     lang: 'en',
     ogType: 'website',
@@ -88,11 +88,11 @@ function generateMeta (pwa) {
   }
 
   // statusBarStyle (IOS)
-  if (options.mobileAppIOS && options.appleStatusBarStyle) {
+  if (options.mobileAppIOS || options.appleStatusBarStyle) {
     head.meta.push({
       hid: 'apple-mobile-web-app-status-bar-style',
       name: 'apple-mobile-web-app-status-bar-style',
-      content: options.appleStatusBarStyle
+      content: options.appleStatusBarStyle || 'default'
     })
   }