breaking changes: algolia 升級至 v4

feat:  本地搜索增加數據庫加載中和搜索中 loading 顯示
feat: 更改文章美化後,列表的顯示效果 closed #693 closed #686
improvement: UI 微調

_config.yml

@@ -845,8 +845,8 @@ CDN:
   # search
   local_search:
   algolia_js:
-  algolia_search:
-  algolia_search_css:
+  algolia_search_v4:
+  instantsearch_v4:
 
   # math
   mathjax:
@@ -869,8 +869,8 @@ CDN:
   pangu:
 
   # photo
-  fancybox_css:
-  fancybox:
+  fancybox_css_v4:
+  fancybox_v4:
   medium_zoom:
 
   # snackbar

languages/default.yml

@@ -34,7 +34,9 @@ post:
   recommend: Related Articles
   edit: Edited on
 
-search: Search
+search:
+  title: Search
+  load_data: Loading the Database
   algolia_search:
     input_placeholder: Search for Posts
     hits_empty: "We didn't find any results for the search: ${query}."

languages/en.yml

@@ -34,7 +34,9 @@ post:
   recommend: Related Articles
   edit: Edited on
 
-search: Search
+search:
+  title: Search
+  load_data: Loading the Database
   algolia_search:
     input_placeholder: Search for Posts
     hits_empty: "We didn't find any results for the search: ${query}."