fix: suppress application healthcheck logs

backend/entrypoint.sh

@@ -2,7 +2,7 @@
 set -eu
 
 attempt=1
-until python manage.py migrate --noinput; do
+until python manage.py migrate --noinput --verbosity 0; do
     if [ "$attempt" -ge 10 ]; then
         echo "Database migrations failed after $attempt attempts." >&2
         exit 1
@@ -11,5 +11,5 @@ until python manage.py migrate --noinput; do
     sleep 2
 done
 
-python manage.py collectstatic --noinput
+python manage.py collectstatic --noinput --verbosity 0
 exec "$@"