change: add verbosity to backup task

templates/backup.yaml.j2

@@ -32,7 +32,7 @@ services:
       - public
     command: >
       /bin/ash -c "
-      echo \"info: start backuping\"
+      echo \"info: backup started on $$(date -Iseconds)\"
 {% if database_type == 'postgres' %}
       && echo \"info: creating '$$SRC' directory...\"
       && mkdir --parents $$SRC
@@ -43,7 +43,7 @@ services:
       && duplicity backup --full-if-older-than 6D $$SRC $$DST
       && echo \"info: removing all but 5 full backups in '$$DST'\"
       && duplicity remove-all-but-n-full 5 --force $$DST
-      && echo \"info: done\""
+      && echo \"info: backup done\""
 
 networks:
 {% if database_type == 'postgres' %}