Doesn't work on Android

I've followed the readme for building on Android and all I get on my device (7.0) or an emulator (8.0) is a blank screen. I've included the errors that are in the logcat.

>2019-03-31 13:21:08.091 24432-24432/io.ionic.starter E/Capacitor: Unable to read file at path public/plugins
2019-03-31 13:21:08.196 1421-1840/? E/SurfaceFlinger: ro.sf.lcd_density must be defined as a build property
2019-03-31 13:21:08.342 1421-1441/? E/SurfaceFlinger: ro.sf.lcd_density must be defined as a build property
2019-03-31 13:21:08.680 24432-24520/io.ionic.starter E/chromium: [ERROR:gl_surface_egl.cc(289)] eglChooseConfig failed with error EGL_SUCCESS
2019-03-31 13:21:09.350 24432-24485/io.ionic.starter E/Capacitor: Unable to open asset URL: http://localhost/%PUBLIC_URL%/assets/icon/icon.png
2019-03-31 13:21:09.352 24432-24483/io.ionic.starter E/Capacitor: Unable to open asset URL: http://localhost/%PUBLIC_URL%/assets/icon/icon.png
2019-03-31 13:21:09.357 24432-24483/io.ionic.starter E/Capacitor: Unable to open asset URL: http://localhost/%PUBLIC_URL%/assets/icon/icon.png
2019-03-31 13:21:18.884 1798-1814/system_process E/memtrack: Couldn't load memtrack module
2019-03-31 13:21:18.903 1798-1814/system_process E/memtrack: Couldn't load memtrack module