style: add modern theme & locale

app/javascript/styles/modern-contrast.scss

@@ -0,0 +1,4 @@
+@import 'contrast/variables';
+@import 'application';
+@import 'modern/modern';
+@import 'contrast/diff';

app/javascript/styles/modern-light.scss

@@ -0,0 +1,5 @@
+@import 'mastodon-light/variables';
+@import 'application';
+@import 'modern/modern';
+@import 'mastodon-light/diff';
+

app/javascript/styles/modern.scss

@@ -0,0 +1,3 @@
+@import 'mastodon/variables';
+@import 'application';
+@import 'modern/modern';

app/javascript/styles/tangerineui-cherry.scss

@@ -1,2 +1,2 @@
 @import 'application';
-@import 'tangerineui-cherry/tangerineui-cherry.scss';
+@import 'tangerineui-cherry/tangerineui-cherry';

app/javascript/styles/tangerineui-lagoon.scss

@@ -1,2 +1,2 @@
 @import 'application';
-@import 'tangerineui-lagoon/tangerineui-lagoon.scss';
+@import 'tangerineui-lagoon/tangerineui-lagoon';

config/locales/en.yml

@@ -1806,6 +1806,9 @@ en:
     system: Automatic (use system theme)
     tangerineui-cherry: Cherry UI
     tangerineui-lagoon: Lagoon UI
+    modern-contrast: Modern (High contrast)
+    modern: Modern (Dark)
+    modern-light: Modern (Light)
   time:
     formats:
       default: "%b %d, %Y, %H:%M"

config/locales/ko.yml

@@ -1768,10 +1768,15 @@ ko:
   tags:
     does_not_match_previous_name: 이전 이름과 맞지 않습니다
   themes:
-    contrast: 마스토돈 (고대비)
-    default: 마스토돈 (어두움)
-    mastodon-light: 마스토돈 (밝음)
-    system: 자동 (시스템 테마 사용)
+    contrast: "마스토돈 / 고대비"
+    default: "마스토돈 / 다크"
+    mastodon-light: "마스토돈 / 라이트"
+    system: "마스토돈 / 자동"
+    tangerineui-cherry: "감귤 UI / 체리"
+    tangerineui-lagoon: "감귤 UI / 블루탱"
+    modern-contrast: "모던 / 고대비"
+    modern: "모던 / 다크"
+    modern-light: "모던 / 라이트"
   time:
     formats:
       default: "%Y-%m-%d %H:%M"