Develop a small IOS jairbreak app.

i need to develop a small IOS app to run on iPhone 5S JairBreak, IOS 12.x
It must work following as:
1. Run as a service
2. Open/Close facebook app continuously
3. Click, Swipe, Input on facebook
4. Call LUA script
5. Implement small C++ (having 1 function) and call that function
Rgrds
Budget: $20