fix tests

tests/compose/webmail/01_ensure_admin_unreachable.sh

@@ -2,9 +2,6 @@
 
 IP="$(docker inspect webmail_webmail_1|jq -r '.[0].NetworkSettings.Networks.webmail_default.IPAddress')"
 
-echo "webmail is on $IP" >/dev/stderr
-wget -S -O - "http://$IP/" &>/dev/stderr
-docker inspect webmail_webmail_1 &>/dev/stderr
-
-[[ $(curl -I -so /dev/null -w "%{http_code}" http://$IP/) -ne 200 ]] && echo "The default page of snappymail hasn't returned 200!" >>/dev/stderr && exit 1
+MAIN_RETURN_CODE=$(curl -I -so /dev/null -w "%{http_code}" http://$IP/)
+[[ $MAIN_RETURN_CODE -ne 200 ]] && [[ $MAIN_RETURN_CODE -ne 302 ]] && echo "The default page of snappymail hasn't returned 200!" >>/dev/stderr && exit 1
 [[ $(curl -I -so /dev/null -w "%{http_code}" http://$IP/?admin) -ne 403 ]] && echo "The admin of snappymail is not disabled!" >>/dev/stderr && exit 1

webmails/Dockerfile

@@ -11,7 +11,7 @@ COPY roundcube/pubkey.asc /tmp/roundcube.asc
 RUN set -euxo pipefail \
   ; apk add --no-cache \
     nginx gpg gpg-agent \
-    php81 php81-fpm php81-mbstring php81-zip php81-xml php81-simplexml php81-pecl-apc \
+    php81 php81-fpm php81-mbstring php81-zip php81-xml php81-simplexml php81-pecl-apcu \
     php81-dom php81-curl php81-exif gd php81-gd php81-iconv php81-intl php81-openssl \
     php81-pdo_sqlite php81-pdo_mysql php81-pdo_pgsql php81-pdo php81-sodium libsodium php81-tidy php81-pecl-uuid \
     php81-pspell php81-pecl-imagick php81-opcache php81-session php81-sockets php81-fileinfo \