implemented the whole calculation functionality and the result label's functionality

implemented the error handling function for the inputs to be larger than 0

implemented the weight and height input conversion

initiated the bmi state

made the inputs visible

setting up the MainViewModel

added the your BMI is... sentence

created the calculate button label

Made a composable for the textfields

limited the keyboard input options

Implemented the transparent TextField for the height input

added padding for the app heading

added the app headline

first commit :)

first commit