move ke folder activity

app/src/main/java/com/example/yourcashiertest/ProductActivity.java → app/src/main/java/com/example/yourcashiertest/activities/ProductActivity.java

-package com.example.yourcashiertest;
+package com.example.yourcashiertest.activities;
 
 import androidx.appcompat.app.AppCompatActivity;
 
@@ -10,6 +10,8 @@ import android.widget.ArrayAdapter;
 import android.widget.AutoCompleteTextView;
 import android.widget.Spinner;
 
+import com.example.yourcashiertest.R;
+
 public class ProductActivity extends AppCompatActivity implements AdapterView.OnItemSelectedListener{
     AutoCompleteTextView spCategory;