troubleshoot: print box version

scripts/cloudron-support

@@ -77,8 +77,10 @@ function check_host_mysql() {
 }
 
 function check_box() {
+    [[ -f /home/yellowtent/box/VERSION ]] && version=$(cat /home/yellowtent/box/VERSION) || version='<unknown>'
+
     if ! systemctl is-active -q box; then
-        info "box is down. re-running migration script and restarting it ..."
+        info "box v${version} is down. re-running migration script and restarting it ..."
 
         /home/yellowtent/box/setup/start.sh
         systemctl stop box # a restart sometimes doesn't restart, no idea
@@ -90,7 +92,7 @@ function check_box() {
         fi
     fi
 
-    success "box is running"
+    success "box v${version} is running"
 }
 
 function owner_login() {