As I noticed, you change the TCA in your ext_tables.php file as you are using ExtensionUtility::registerPlugin and ExtensionManagementUtility::addStaticFile in here. The file is included in backend context only and both function calls should be move to (at least) one file in Configuration/TCA/Overrides
As I noticed, you change the TCA in your ext_tables.php file as you are using ExtensionUtility::registerPlugin and ExtensionManagementUtility::addStaticFile in here. The file is included in backend context only and both function calls should be move to (at least) one file in Configuration/TCA/Overrides