doc: Update readme to pnpm

README.md

@@ -51,6 +51,7 @@ I self-host the bot but my code isn't yet strong enough to give an invitation li
 ### ⛓️ Jail 
 
 - Jail someone for a random amount of time
+
 When you get mad at someone for not following the rules, you can jail them for a random amount of time.
 It will mute/deafen then move to a specific channel and bring the person back unmuted/undeafend after the time is up.
 
@@ -127,15 +128,15 @@ WEBHOOK_LOG_URL
 ```
 
 ```
-npm i
-npm start
+pnpm i
+pnpm start
 ```
 
 # 💻 Production
 
 ```
-npm install --omit=dev
-npm start
+pnpm install --prod
+pnpm start
 ```
 
 # 🐋 Docker