improve README

README.md

@@ -10,20 +10,32 @@
 ## Install
 ```ssh
 $ git clone https://gitea.usrspace.at/XimeX/usrspace-browser-addon.git
-$ npm install -g web-ext
-$ npm install
+$ npm i -g web-ext
+$ npm i
 ```
 
-- Open `about:debugging` or `about:debugging-new` in Firefox
-- Click `Load Temporary Add-on...`
-- Navigate to Add-on Repository
-- Open `manifest.json`
-- Use it
+## Run / Develop / Debug
+```ssh
+$ npm run watch:{firefox|firefox-android|chromium}
+```
+
+If more options are needed add them after a `--`.
+
+Some useful options:
+- `--devtools`
+- `--firefox-apk=...`
+- `--android-device=...`
+
+Example: `npm run watch:firefox-android -- --firefox-apk=org.mozilla.fenix --firefox-device=XXXXXXXX`.
+
+## Build
+```ssh
+$ npm run build
+```
 
 ## Release
 ```ssh
 $ npm version {major|minor|patch|...}
-$ web-ext build
 ```
 
 ## Credits