.drone.yaml update and getting the environement variables in the pho script

Sources/php_script/script/config.php

@@ -1,14 +1,8 @@
 <?php
-$username=CODEFIRST_CLIENTDRONE_ENV_INNODB_USER;
+$username=$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_USER"];
-$host=CODEFIRST_CLIENTDRONE_ENV_INNONDB_HOST;
+$host=$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNONDB_HOST"];
-$password=CODEFIRST_CLIENTDRONE_ENV_INNODB_PASSWORD;
+$password=$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_PASSWORD"];
-$db_name=CODEFIRST_CLIENTDRONE_ENV_INNODB_DATABASE;
+$db_name=$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_DATABASE"];
 
 $connect=mysqli_connect($host,$username,$password,$db_name);
-/*
-if(!$connect)
-{
-    print "Connection Failed";
-}
-*/
 

Sources/php_script/script/db.php

@@ -1,7 +1,7 @@
 <?php
-$dns = 'mysql:host='.CODEFIRST_CLIENTDRONE_ENV_INNONDB_HOST.';dbname='.CODEFIRST_CLIENTDRONE_ENV_INNODB_DATABASE;
+$dns = 'mysql:host='.$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNONDB_HOST"].';dbname='.$_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_DATABASE"];
-$user = CODEFIRST_CLIENTDRONE_ENV_INNODB_USER;
+$user = $_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_USER"];
-$password = CODEFIRST_CLIENTDRONE_ENV_INNODB_PASSWORD;
+$password = $_ENV["CODEFIRST_CLIENTDRONE_ENV_INNODB_PASSWORD"];
 try{
     $db = new PDO ($dns, $user, $password);
 }catch( PDOException $e){