[odrs-web/oscp] Install strace

[Andrea Veri <averi src gnome org>]

commit 0d8c563075fa234b6666e29a20afd5a141945063
Author: Andrea Veri <averi redhat com>
Date:   Mon Nov 12 21:53:34 2018 +0100

    Install strace

 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/Dockerfile b/Dockerfile
index 860ae92..a44891f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM python:3.6.4-alpine3.7
 USER root 
 
 RUN apk update
-RUN apk add gcc make libc-dev python3-dev libffi-dev openssl-dev shadow apache2 apache2-mod-wsgi apache2-ssl
+RUN apk add gcc make libc-dev python3-dev libffi-dev openssl-dev shadow apache2 apache2-mod-wsgi apache2-ssl 
strace
 
 ENV ODRS_HOME=/odrs-web \
     LANG=C