Update README: add @freeflyk to credits section, instructions on how …

…to get a bleeding-edge build from Actions

README.md

@@ -23,8 +23,8 @@ WITH NEXTCLOUD APP:
 * Select account you want to use
 * In next dialog click "Allow button"
 
-## Building 
-The app can be built using android studio or docker.
+## Getting bleeding-edge version
+If you would like to test new features and fixes as they are developed you may download a bleeding-edge build from [Github Actions](https://github.com/Andrewerr/NextcloudServices/actions). Here is the [instruction](https://github.com/Andrewerr/NextcloudServices/actions/runs/4136114311) of how you can do it. Also please note that builds done by Actions are *not* signed, so you would need to delete your app installes from F-Droid(if you have installed it) and use `adb` to install app.
 
 ## Donate
 If you like this app please donate:<br>
@@ -38,3 +38,4 @@ If you like this app please donate:<br>
 * [@Donnnno](https://github.com/Donnnno) for creating app icon
 * [@invissvenska](https://github.com/invissvenska) for [NumberPickerPreference](https://github.com/invissvenska/NumberPickerPreference/) (licensed under LGPL-3.0)
 * [@Devansh-Gaur-1611](https://github.com/Devansh-Gaur-1611) for creating credits activity in the app
+* [@freeflyk](https://github.com/freeflyk) for improvements, fixes and adding new features