Ensure environment initialization and simplify type usage

Adds a check to initialize the environment in the setJob method of the CommonExecutor class, ensuring proper configuration before usage.

Simplifies the type declaration of the Process property in the Native executor for improved code readability.

Author: Vitexus

src/MultiFlexi/CommonExecutor.php

@@ -41,6 +41,12 @@ public function __construct(Job &$job)
 
     public function setJob(Job &$job): void
     {
+        /**
+         * Ensure environment is initialized before use.
+         */
+        if (!isset($this->environment)) {
+            $this->environment = new ConfigFields('Executor'.\Ease\Functions::baseClassName($this));
+        }
         $this->job = &$job;
         $this->setObjectName($job->getMyKey().'@'.\Ease\Logger\Message::getCallerName($this));
         $this->environment->addFields($job->getEnvironment());

src/MultiFlexi/Executor/Native.php

@@ -27,7 +27,7 @@
 class Native extends \MultiFlexi\CommonExecutor implements \MultiFlexi\executor
 {
     public $timeout = 32767;
-    private \Symfony\Component\Process\Process $process;
+    private Process $process;
     private string $commandline;
     private \MultiFlexi\ConfigFields $jobFiles;