v0.4 - May 3

Added:

ProgressionListView, which shows all chord progressions that are persistently stored on the user's device
Challenge Mode in ChordPracticeView that speeds up during each repetition
Style refactor for all screens

v0.3 - April 25

Added:

ChordPracticeView, with card blocks showing practice chords, and a "shrink bar" for timing indication
Navigation from ChordSelectionView to ChordPracticeView upon button click and pass in chord sequence data

v0.2 - April 17

Added:

draggable chord progression bar, for (re)ordering chord sequence
control buttons: add chord, remove chord, practice (functionalities to be implemented)
general layout of the Chord Selection View

v0.1 - April 11

Added:

As part of the Chord Selection View:

chord root and quality selection pickers
SVG piano visualization of selected chord