metrics entrypoint, remove log of deleted varible

Create a log directory for metrics

metrics/entrypoints/flask-entrypoint.sh

@@ -3,11 +3,7 @@ echo -e "\e[34m===============================\e[0m"
 echo -e "\e[34m=== Start service flask metrics\e[0m"
 echo -e "\e[34m=== `date +'%Y/%m/%d; %H:%M'`\e[0m"; echo
 
-echo Variables:
-echo -e user     = $VIDJIL_USER
-echo -e password = $VIDJIL_PWD
-echo -e url_server = $SERVER_URL
-echo -e certificat = $SERVER_CHAIN
+mkdir -p metrics
 
 echo " ======= main.py"
 python main.py