Squashed commit of the following:

commit 33b8e2e3c568b08c58485dfb3b99c5264aff4332
Author: skyblued <806020149@qq.com>
Date:   Tue Aug 30 22:48:39 2022 +0800

    fix

commit 191cca1526fe88e67c106c4d523c60c05e4676d3
Author: skyblued <806020149@qq.com>
Date:   Tue Aug 30 22:40:27 2022 +0800

    fix

commit 18bf4f5a08a99eb10fcb40f8e73f4b8b2c9f4678
Author: skyblued <806020149@qq.com>
Date:   Tue Aug 30 22:27:33 2022 +0800

    评测排行榜

src/components/col-header/index.tsx

@@ -51,6 +51,15 @@ export default defineComponent({
       default: () => {}
     }
   },
+  watch:{
+    backIconColor(){
+      // 设置返回按钮颜色
+      postMessage({
+        api: 'backIconChange',
+        content: { iconStyle: this.backIconColor }
+      })
+    }
+  },
   data() {
     return {
       headerTitle: null as any,