Various fixes

docker/app/docker-entrypoint.sh

@@ -7,11 +7,7 @@ if [ "${1#-}" != "$1" ]; then
 fi
 
 if [ "$1" = 'php-fpm' ] || [ "$1" = 'bin/console' ]; then
-	# Detect the host IP
-	export DOCKER_BRIDGE_IP
-	DOCKER_BRIDGE_IP=$(ip ro | grep default | cut -d' ' -f 3)
-
-	if [ "$SYMFONY_ENV" = 'prod' ]; then
+	if [ "$APP_ENV" = 'prod' ]; then
 		composer install --prefer-dist --no-dev --no-progress --no-suggest --optimize-autoloader --classmap-authoritative --no-interaction
 	else
 		composer install --prefer-dist --no-progress --no-suggest --no-interaction

docker/nginx/Dockerfile

@@ -1,3 +1,3 @@
-FROM nginx:1.11-alpine
+FROM nginx:1.13-alpine
 
 COPY conf.d /etc/nginx/conf.d/