Change the hostname to localhost due to containers living in same pod

docker-entrypoint.sh

@@ -6,8 +6,8 @@ if [ "${1#-}" != "$1" ]; then
         set -- apache2-foreground "$@"
 fi
 
- while ! curl mysql:3306; do
-        sleep 1
+ while ! curl localhost:3306; do
+        sleep 5
  done
 
 php artisan cache:clear