I cloned the repo and tested the debug build, Screens are opening but there is no back button or drawer icon in Toolbar. Screens are opening correctly but the toolbar need to show back button when there is Screen in stack or show Drawer icon on toolbar.

Here's the screenshots of some internal screen.

Back button need to be shown here in toolbar
![Screenshot_1568355059](https://user-im

Match API color filter values with actual visible color and implement it in Filter screen.
Design needed.