排行榜页面添加返回监听

@@ -32,6 +32,10 @@ class LeaderboardActivity : BaseLifeCycleActivity<LeaderboardViewModel, Activity
             searchResultAdapter.addTitle(titles)
             viewPager.adapter = searchResultAdapter
             tabLayout.setupWithViewPager(viewPager)
+
+            back.setOnClickListener({
+                finish()
+            })
         }
     }