added pre and post run script variables

backup.sh

@@ -13,6 +13,7 @@ curl https://hc-ping.com/$HEALTH_UUID/start
 $PRE_RUN_SCRIPTS
 $BACKUP_CMD
 if [[ $? == 0 ]]; then
+    $POST_RUN_SCRIPTS
     curl https://hc-ping.com/$HEALTH_UUID
 else
     curl https://hc-ping.com/$HEALTH_UUID/fail

env.sample.sh

@@ -2,6 +2,8 @@ NAME=Backup Name
 BACKUP_DIR=/dir/to/back/up
 BACKUP_PARAMS=""
 HEALTHCHECK_UUID="healthchecks.io uuid"
+PRE_RUN_SCRIPT="script to pre-run"
+POST_RUN_SCRIPT="script to post-run"
 
 export AWS_ACCESS_KEY_ID=
 export AWS_SECRET_ACCESS_KEY=