Merge pull request #2305 from ubc/1745-php-fpm-uid-gid

Run php-fpm as different user (#1745)

env-example

@@ -198,6 +198,9 @@ PHP_FPM_INSTALL_MAILPARSE=false
 PHP_FPM_FFMPEG=false
 PHP_FPM_ADDITIONAL_LOCALES="es_ES.UTF-8 fr_FR.UTF-8"
 
+PHP_FPM_PUID=1000
+PHP_FPM_PGID=1000
+
 ### PHP_WORKER ############################################
 
 PHP_WORKER_INSTALL_PGSQL=false