debian: handle hobo-redeploy trigger (#9405)

debian/welco.postinst

@@ -6,6 +6,7 @@ NAME="welco"
 USER=$NAME
 GROUP=$NAME
 CONFIG_DIR="/etc/$NAME"
+MANAGE_SCRIPT="/usr/bin/$NAME-manage"
 
 case "$1" in
   configure)
@@ -30,6 +31,10 @@ case "$1" in
     fi
   ;;
 
+  triggered)
+      su -s /bin/sh -c "$MANAGE_SCRIPT hobo_deploy --redeploy" $USER
+  ;;
+
   abort-upgrade|abort-remove|abort-deconfigure)
   ;;
 

debian/welco.triggers

@@ -0,0 +1 @@
+interest-noawait hobo-redeploy