Support re-enabling actions if they have been disabled.

src/Config/Actions.php

@@ -132,6 +132,13 @@ public function disable(string ...$disabledActionNames): self
         return $this;
     }
 
+    public function enable(string ...$enabledActionNames): self
+    {
+        $this->dto->enableActions($enabledActionNames);
+
+        return $this;
+    }
+
     public function getAsDto(?string $pageName): ActionConfigDto
     {
         $this->dto->setPageName($pageName);

src/Dto/ActionConfigDto.php

@@ -98,6 +98,11 @@ public function disableActions(array $actionNames): void
         }
     }
 
+    public function enableActions(array $actionNames): void
+    {
+        $this->disabledActions = array_values(array_diff($this->disabledActions, $actionNames));
+    }
+
     public function getActions(): ActionCollection|array
     {
         return null === $this->pageName ? $this->actions : ActionCollection::new($this->actions[$this->pageName]);

tests/Dto/ActionConfigDtoTest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace EasyCorp\Bundle\EasyAdminBundle\Tests\Dto;
+
+use EasyCorp\Bundle\EasyAdminBundle\Dto\ActionConfigDto;
+use PHPUnit\Framework\TestCase;
+
+final class ActionConfigDtoTest extends TestCase
+{
+    public static function provideLabels(): \Generator
+    {
+        yield 'nothing to enable' => [[], ['foo', 'bar', 'baz', 'qux']];
+        yield 'enable action not disabled' => [['not-disabled'], ['foo', 'bar', 'baz', 'qux']];
+        yield 'enable 1 action' => [['bar'], ['foo', 'baz', 'qux']];
+        yield 'enable multiple action' => [['foo', 'baz'], ['bar', 'qux']];
+        yield 'enable all' => [['foo', 'bar', 'baz', 'qux'], []];
+    }
+
+    /**
+     * @dataProvider provideLabels
+     */
+    public function testEnableActions(array $actionsToEnable, array $expectedDisabledActions): void
+    {
+        $actionConfigDto = new ActionConfigDto();
+        $actionConfigDto->disableActions(['foo', 'bar', 'baz', 'qux']);
+
+        $this->assertSame(['foo', 'bar', 'baz', 'qux'], $actionConfigDto->getDisabledActions());
+
+        $actionConfigDto->enableActions($actionsToEnable);
+        $this->assertSame($expectedDisabledActions, $actionConfigDto->getDisabledActions());
+    }
+}