Warning: Undefined array key "assets" in /var/www/html/src/Simplar/PageParser.php on line 65

Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /var/www/html/src/Simplar/PageParser.php:65 Stack trace: #0 /var/www/html/src/Simplar/PageParser.php(65): in_array('image', NULL) #1 /var/www/html/src/Simplar/PageParser.php(53): PageParser->validate() #2 /var/www/html/src/Simplar/SimplarApp.php(26): PageParser->__construct(Array) #3 /var/www/html/index.php(9): SimplarApp->__construct(Array) #4 {main} thrown in /var/www/html/src/Simplar/PageParser.php on line 65