Child process error (exit code 255): PHP Deprecated: mb_encoding_aliases(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 Deprecated: mb_encoding_aliases(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 PHP Deprecated: mb_encoding_aliases(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 Deprecated: mb_encoding_aliases(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 PHP Deprecated: mb_encoding_aliases(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 Deprecated: mb_encoding_aliases(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 PHP Deprecated: mb_encoding_aliases(): Handling QPrint via mbstring is deprecated; use quoted_printable_encode/quoted_printable_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 Deprecated: mb_encoding_aliases(): Handling QPrint via mbstring is deprecated; use quoted_printable_encode/quoted_printable_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/MbFunctionsReturnTypeExtension.php on line 48 PHP Deprecated: mb_encoding_aliases(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 Deprecated: mb_encoding_aliases(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 PHP Deprecated: mb_encoding_aliases(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 Deprecated: mb_encoding_aliases(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 PHP Deprecated: mb_encoding_aliases(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 Deprecated: mb_encoding_aliases(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in phar:///home/runner/work/events/events/vendor/phpstan/phpstan/phpstan.phar/src/Type/Php/StrSplitFunctionReturnTypeExtension.php on line 44 PHP Deprecated: mb_encoding_aliases(): Handling QPrint via mbstring is deprecated; use qu