Update README

README.md

@@ -1,16 +1,16 @@
-# Interval Timer v1.2
-An interval timer app for FireFox and Chrome, built with AngularJS
+# Interval Timer
 
-Live Preview: http://wbrawner.com/interval-timer/
+An open-source interval timer PWA, intended for High-Intensity Interval
+Training (HIIT).
 
-### Version 1.2
-* Bug fixes:
-  - Added a check for screen locking to prevent breaking the app with non-FireFox OS devices
+## Building
 
-### Version 1.1
-* New Icon design
-* Added 60x60 icon
-* Bug fixes:
-  - Screen now stays awake while timer is active and app is open.
-  - Back button no longer allows you to enter into negative rounds.
-  - A sound is now played at the end of each cycle.
+```bash
+npm run build
+```
+
+### Local Development
+
+```bash
+npm run dev-server
+```