remove _check_improper_restart function

target/scripts/start-mailserver.sh

@@ -33,7 +33,6 @@ function _register_functions() {
 
   # ? >> Checks
 
-  _register_check_function '_check_improper_restart'
   _register_check_function '_check_hostname'
   _register_check_function '_check_log_level'
   _register_check_function '_check_spam_prefix'

target/scripts/startup/check-stack.sh

@@ -14,15 +14,6 @@ function _check() {
   done
 }
 
-function _check_improper_restart() {
-  _log 'debug' 'Checking for improper restart'
-
-  if [[ -f /CONTAINER_START ]]; then
-    _log 'warn' 'This container was (likely) improperly restarted which can result in undefined behavior'
-    _log 'warn' "Please use 'docker compose up --force-recreate' or equivalent (view our troubleshooting docs)"
-  fi
-}
-
 function _check_hostname() {
   _log 'debug' 'Checking that hostname/domainname is provided or overridden'