Use pager to split Lock task mode into 3 page

Change version name to v6.3
Update workflow file
Fix a typo in Readme.md

app/build.gradle.kts

@@ -24,8 +24,8 @@ android {
         applicationId = "com.bintianqi.owndroid"
         minSdk = 21
         targetSdk = 34
-        versionCode = 34
-        versionName = "6.2"
+        versionCode = 35
+        versionName = "6.3"
         multiDexEnabled = false
     }