🌐 Add i18n strings for appearance toggle

i18n/en.yaml

@@ -16,6 +16,8 @@ error:
   404_description: "It seems that the page you've requested does not exist."
 
 footer:
+  dark_appearance: "Switch to dark appearance"
+  light_appearance: "Switch to light appearance"
   powered_by: "Powered by {{ .Hugo }} & {{ .Congo }}"
 
 list:

i18n/fr.yaml

@@ -1,7 +1,7 @@
 article:
   anchor_label: "Ancre"
   draft: "Brouillon"
-  edit_title: "Editer" 
+  edit_title: "Editer"
   reading_time:
     one: "{{ .Count }} min"
     other: "{{ .Count }} mins"
@@ -16,6 +16,8 @@ error:
   404_description: "Il semble que la page que vous cherchiez n'existe pas."
 
 footer:
+  # dark_appearance: "Switch to dark appearance"
+  # light_appearance: "Switch to light appearance"
   powered_by: "Propulsé par {{ .Hugo }} & {{ .Congo }}"
 
 list:

i18n/zh.yaml

@@ -15,6 +15,8 @@ error:
   404_description: "您请求的页面似乎不存在。"
 
 footer:
+  # dark_appearance: "Switch to dark appearance"
+  # light_appearance: "Switch to light appearance"
   powered_by: "由 {{ .Hugo }} & {{ .Congo }} 强力驱动"
 
 list:
@@ -25,6 +27,7 @@ sharing:
   email: "通过电子邮件发送"
   facebook: "分享到 Facebook"
   linkedin: "分享到 LinkedIn"
+  # pinterest: "Pin on Pinterest"
   reddit: "提交到 Reddit"
   twitter: "分享到 Twitter"