Added __serialize and __unserialize methods.

Author: patel-vansh

system/Context/Context.php

@@ -141,8 +141,8 @@ public function getAll(): array
      * Get a hidden value from the context by its key, or return a default value if the key does not exist.
      * Supports dot notation for nested arrays.
      *
-     * @param string     $key     The key to identify the data.
-     * @param mixed $default The default value to return if the key does not exist in the context.
+     * @param string $key     The key to identify the data.
+     * @param mixed  $default The default value to return if the key does not exist in the context.
      *
      * @return mixed The value associated with the key, or the default value if the key does not exist.
      */
@@ -308,4 +308,20 @@ public function __clone()
     {
         $this->hiddenData = [];
     }
+
+    public function __serialize(): array
+    {
+        return [
+            'data' => $this->data,
+        ];
+    }
+
+    /**
+     * @param array<string, mixed> $data
+     */
+    public function __unserialize(array $data): void
+    {
+        $this->data       = $data['data'] ?? [];
+        $this->hiddenData = [];
+    }
 }

tests/system/Context/ContextTest.php

@@ -817,4 +817,21 @@ public function testCloneDoesNotCopyHiddenValues(): void
         $this->assertSame(123, $clonedContext->get('user_id')); // Normal value should be copied
         $this->assertNull($clonedContext->getHidden('credentials.api_key')); // Hidden value should not be copied
     }
+
+    public function testSerializationDoesNotIncludeHiddenValues(): void
+    {
+        $context = new Context();
+        $context->set('user_id', 123);
+        $context->setHidden('credentials.api_key', 'secret');
+
+        $serialized = serialize($context);
+
+        $this->assertStringContainsString('user_id', $serialized);
+        $this->assertStringNotContainsString('secret', $serialized);
+
+        $unserializedContext = unserialize($serialized);
+
+        $this->assertSame(123, $unserializedContext->get('user_id')); // Normal value should be preserved
+        $this->assertNull($unserializedContext->getHidden('credentials.api_key')); // Hidden value should not be preserved
+    }
 }