allow to run this behind a reverse proxy

Signed-off-by: szaimen <szaimen@e.mail.de>

Containers/domaincheck/lighttpd.conf

@@ -1,6 +1,6 @@
 server.document-root = "/var/www/domaincheck/" 
 
-server.port = 443
+server.port = env.APACHE_PORT
 
 server.username = "www-data" 
 server.groupname = "www-data" 

Containers/domaincheck/start.sh

@@ -7,6 +7,10 @@ fi
 
 echo "$INSTANCE_ID" > /var/www/domaincheck/index.html
 
+if [ -z "$APACHE_PORT" ]; then
+    export APACHE_PORT="443"
+fi
+
 # Check config file
 lighttpd -tt -f /etc/lighttpd/lighttpd.conf