fix: add TCA default 0 to relation selects in TCA overrides for MySQL strict mode

public/typo3conf/ext/ep_events/Configuration/TCA/Overrides/pages.php

@@ -59,6 +59,7 @@ call_user_func(function() {
             'label' => 'Reiseart',
             'config' => [
                 'type' => 'select',
+                'default' => 0,
                 'renderType' => 'selectSingle',
                 'items' => [
                     ['Keine Zuordnung', 0],
@@ -74,6 +75,7 @@ call_user_func(function() {
             'label' => 'Angebot/Beispielangebot',
             'config' => [
                 'type' => 'select',
+                'default' => 0,
                 'renderType' => 'selectSingle',
                 'items' => [
                     ['Keine Zuordnung', 0],

public/typo3conf/ext/ep_products/Configuration/TCA/tx_epproducts_domain_model_concept.php

@@ -403,6 +403,7 @@ return [
 			'label' => 'Produkte',
 			'config' => [
 				'type' => 'select',
+				'default' => 0,
 				'renderType' => 'selectMultipleSideBySide',
 				'foreign_table' => 'tx_epproducts_domain_model_product',
 				'size' => 10,

public/typo3conf/ext/ep_theme/Configuration/TCA/Overrides/pages.php

@@ -24,6 +24,7 @@ call_user_func(function() {
             'label' => 'Land',
             'config' => [
                 'type' => 'select',
+                'default' => 0,
                 'renderType' => 'selectSingle',
                 'foreign_table' => 'tx_epproducts_domain_model_country',
                 'foreign_table_where' => 'ORDER BY name',
@@ -39,6 +40,7 @@ call_user_func(function() {
             'label' => 'Gebiet',
             'config' => [
                 'type' => 'select',
+                'default' => 0,
                 'renderType' => 'selectSingle',
                 'foreign_table' => 'tx_epproducts_domain_model_region',
                 'foreign_table_where' => 'ORDER BY name',
@@ -106,6 +108,7 @@ call_user_func(function() {
             'label' => 'Badge',
             'config' => [
                 'type' => 'select',
+                'default' => 0,
                 'renderType' => 'selectSingle',
                 'foreign_table' => 'tx_epproducts_domain_model_badge',
                 'foreign_table_where' => 'ORDER BY title',

public/typo3conf/ext/ep_theme/Configuration/TCA/Overrides/tt_content_element_contact.php

@@ -22,6 +22,7 @@ call_user_func(function() {
         'label' => 'Mitarbeiter',
         'config' => [
             'type' => 'select',
+            'default' => 0,
             'renderType' => 'selectSingle',
             'foreign_table' => 'tx_epproducts_domain_model_teammember',
             'foreign_table_where' => 'ORDER BY name',