Reverted change to playground and fixed duplicate pr builds

.drone.yml

@@ -61,5 +61,9 @@ steps:
     -  echo "The docker build tag is ${DRONE_BRANCH//\//-}"
     - 'curl -H "Authorization: $STAGING_AUTH_TOKEN"  https://csclub.uwaterloo.ca/~snedadah/webhooks/cscclassprofilestaging?ref=${DRONE_BRANCH//\//-}'
     
+trigger:
+  event:
+    exclude:
+    - pull_request #avoid double build on PRs
 
 

pages/index.tsx

@@ -4,7 +4,7 @@ import React from "react";
 export default function Home() {
   return (
     <p>
-      Click <Link href="/playground">here</Link> to visit the playground 9
+      Click <Link href="/playground">here</Link> to visit the playground
     </p>
   );
 }