update README

README.md

@@ -13,13 +13,13 @@ Before you get started, ensure you have node `v11.12.0` or greater installed.
 git clone http://gitlab.com/coboxcoop/cobox-server && cd cobox-server
 
 # install dependencies
-yarn
+npm install
 
 # start the app
-yarn start
+npm start
 
 # optional - you can set an alternative port
-yarn start --port 1234
+npm start -- --port 1234
 ```
 
 ## API
@@ -93,7 +93,7 @@ Swagger documentation is available at `/api-docs`.
 To run a single instance and view the debugger, simply run
 
 ```
-yarn dev:server
+npm run dev:server
 
 ```
 
@@ -101,10 +101,10 @@ To run two separate instances alongside eachother so you can get groups replicat
 
 ```
 # open one terminal and run
-yarn dev:server --port 1234 --mount ~/cobox/mount/one --storage ~/cobox/one
+npm start dev:server -- --port 1234 --mount ~/cobox/mount/one --storage ~/cobox/one
 
 # open a second terminal and run
-yarn dev:server --port 2345 --mount ~/cobox/mount/two --storage ~/cobox/two
+npm start dev:server -- --port 2345 --mount ~/cobox/mount/two --storage ~/cobox/two
 ```
 
 # Contributing