feat: 增加 aside 最新評論部件

style： 部分css調整和html優化
improvements: 刪除pwa中的theme-color配置，默認生成meta theme-color  close #340
improvements: 優化最後更新時間顯示（1小時內顯示 剛剛，1小時到24小時 顯示 xx小時前，1天到365天 顯示 xx天前，365天后直接顯示日期）

languages/default.yml

@@ -70,12 +70,20 @@ aside:
       unit: days
     last_push_date:
       name: Last Push
-      zero_day: Today
-      suffix: days ago
     site_wordcount: Total Count
     site_uv_name: UV
     site_pv_name: PV
   more_button: More
+  card_newest_comments:
+    heading: Newest Comments
+    loading_text: loading...
+    zero_day: Today
+    day: days ago
+
+date_suffix:
+  one_hour: Just
+  hours: hours ago
+  day: days ago
 
 donate: Donate
 share: Share

languages/en.yml

@@ -70,12 +70,20 @@ aside:
       unit: days
     last_push_date:
       name: Last Push
-      zero_day: Today
-      suffix: days ago
     site_wordcount: Total Count
     site_uv_name: UV
     site_pv_name: PV
   more_button: More
+  card_newest_comments:
+    heading: Newest Comments
+    loading_text: loading...
+    zero_day: Today
+    day: days ago
+
+date_suffix:
+  one_hour: Just
+  hours: hours ago
+  day: days ago
 
 donate: Donate
 share: Share

languages/zh-CN.yml

@@ -72,12 +72,20 @@ aside:
       unit: 天
     last_push_date:
       name: 最后更新时间
-      zero_day: 今天
-      suffix: 天前
     site_wordcount: 本站总字数
     site_uv_name: 本站访客数
     site_pv_name: 本站总访问量
   more_button: 查看更多
+  card_newest_comments:
+    heading: 最新评论
+    loading_text: 正在加载中...
+    zero_day: 今天
+    day: 天前
+
+date_suffix:
+  one_hour: 刚刚
+  hours: 小時前
+  day: 天前
 
 donate: 打赏
 share: 分享

languages/zh-TW.yml

@@ -72,12 +72,20 @@ aside:
       unit: 天
     last_push_date:
       name: 最後更新時間
-      zero_day: 今天
-      suffix: 天前
     site_wordcount: 本站總字數
     site_uv_name: 本站訪客數
     site_pv_name: 本站總訪問量
   more_button: 檢視更多
+  card_newest_comments:
+    heading: 最新評論
+    loading_text: 正在加載中...
+    zero_day: 今天
+    day: 天前
+
+date_suffix:
+  one_hour: 剛剛
+  hours: 小時前
+  day: 天前
 
 donate: 打賞
 share: 分享