[TOOLS] Fix missing exported variable in bin/configure

bin/configure

@@ -396,6 +396,7 @@ export NGINX_HTTPS_PORT="${NGINX_HTTPS_PORT}"
 export PHP_PORT="${PHP_PORT}"
 export DBMS="${DBMS}"
 export BUILD_PHP="${BUILD_PHP}"
+export LE_CERT="${LE_CERT}"
 
 for SERV in ${DOCKER}; do
     SERV=$(echo "${SERV}" | sed -r 's/"([^"]*)"/\1/')

docker/php/docker-compose.fragment.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/sh
 
-if [ $LE_CERT -ne 0 ]; then
+if [ "${LE_CERT}" -ne 0 ]; then
     cat <<EOF
     php:
         build: docker/php