Updated migration to carry across more colors, updated export

Updated export to use link color for link.
Export will now copy primary color to link color options for stable
upgrades.

Author: ssddanbrown

database/migrations/2023_01_28_141230_copy_color_settings_for_dark_mode.php

@@ -31,6 +31,13 @@ public function up()
             $newSetting = (array) $setting;
             $newSetting['setting_key'] .= '-dark';
             $newData[] = $newSetting;
+
+            if ($newSetting['setting_key'] === 'app-color-dark') {
+                $newSetting['setting_key'] = 'link-color';
+                $newData[] = $newSetting;
+                $newSetting['setting_key'] = 'link-color-dark';
+                $newData[] = $newSetting;
+            }
         }
 
         DB::table('settings')->insert($newData);
@@ -45,6 +52,8 @@ public function down()
     {
         $colorSettings = [
             'app-color-dark',
+            'link-color',
+            'link-color-dark',
             'app-color-light-dark',
             'bookshelf-color-dark',
             'book-color-dark',

resources/views/exports/parts/styles.blade.php

@@ -10,7 +10,7 @@
     <style>
         /* Patches for CSS variable colors within PDF exports */
         a {
-            color: {{ setting('app-color') }};
+            color: {{ setting('app-link') }};
         }
 
         blockquote {