update readme

README.md

@@ -10,9 +10,9 @@ This synthesizer isn't very good, but it's neat :3
 - [x] QTWidgets hello-world program: basic increment/reset counter
 - [x] RtAudio hello-world: basic sine output
 - [x] Connect UI control to sound output, add a slider for frequency control
-- [+] Add note control via either Midi or a keyboard. Coordinate on-off events to
+- [x] Add note control via either Midi or a keyboard. Coordinate on-off events to
       start and stop tone generation
-- [ ] Create a widget for this smart-slider to clean up the ui code
+- [x] Create a widget for this smart-slider to clean up the ui code
 - [x] Add envelope generation, attach to global volume for now. ADSR and such,
       responds to note-on/note-off events
 - [ ] Make midi/keyboard control cross-platform. Use case will mostly be
@@ -27,7 +27,9 @@ This synthesizer isn't very good, but it's neat :3
 - [ ] Add noise ? 
 - [ ] planning gets sparse this far out because its how far I got with the ESP32 synth
 
-x = complete, + = implemented, in progress, o = working on it
-
 ## setup
 TODO: instructions on build setup
+Package Dependencies: Qt 6, RtAudio, RtMidi
+
+$ ./scripts/build.sh
+PS ./scripts/build.bat