Switch to npm for docker purposes

Author: Luuk Nieuwdorp

README.md

@@ -2,9 +2,9 @@
 Discord bot intended to simplify queue sniping in Apex Legends using a system of party leaders.
 
 ## Setup instructions
-1. ```yarn install```
+1. ```npm install```
 2. Add discord bot token to ```.env```
-3. ```yarn start```
+3. ```npm start```
 
 ## Contributing