permission to apache log

Dockerfile

@@ -7,8 +7,8 @@ RUN sed -i 's/Listen 80/Listen 8080/g' /etc/apache2/ports.conf
 RUN sed -i 's/:80/:8080/g' /etc/apache2/sites-enabled/000-default.conf
 RUN cat /etc/apache2/sites-enabled/000-default.conf
 RUN cat /etc/apache2/ports.conf
-RUN chmod 777 /var/log/apache2/error.log; : listo
 RUN apache2ctl -S
 RUN service apache2 start
+RUN chmod 777 /var/log/apache2/error.log; : listo
 
 CMD ["bash", "-c", "apache2ctl -S;service apache2 start; stail -F error.log"]