This app is operate by the expo
To start:
1.first use "npm install" to install the node_modules
2.secondly, use "npm start" ot start expo.
3.then use a to run the andriod
the fuction of this app is add goal, and delete the record.
the begin page:
the add foal page:
press add goal to record the goal
press cancel to show the goal we record:
