*Override db home/siteurl with constant based on HTTP request header

Author: pcfreak30

bootstrap.sh

@@ -5,6 +5,9 @@ set -e
 # Call entrypoint.sh
 docker-entrypoint.sh "$@"
 
+sed -i '/WP_DEBUG/a define("WP_SITEURL", "http://".$_SERVER["HTTP_HOST"]);' wp-config.php
+sed -i '/WP_DEBUG/a define("WP_HOME", "http://".$_SERVER["HTTP_HOST"]);' wp-config.php
+
 # If HOST_UID is passed, change the permissions
 if [ ! -z "$HOST_UID" ]; then
     usermod -u ${HOST_UID} www-data