Remove port mapping for service 'pss'

docker-compose.yml

@@ -2,7 +2,7 @@ services:
   pss:
     build: .
     ports:
-      - "${PORT:-3000}:80"
+      - "${PORT:-3000}"
     restart: unless-stopped
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:3001/health"]