fix: option to supress vendor deprecation

tests/App/Bootstrap/EnvValidatorTest.php

@@ -113,6 +113,27 @@ final class EnvValidatorTest extends TestCase
         $this->assertContains('APP_URL must not use localhost or an IP host in production', $errors);
     }
 
+    public function testValidateArrayAcceptsSupportedVendorPhpIssuesMode(): void
+    {
+        $errors = EnvValidator::validateArray($this->baseEnv([
+            'APP_VENDOR_PHP_ISSUES_MODE' => 'suppress_deprecations',
+        ]));
+
+        $this->assertSame([], $errors);
+    }
+
+    public function testValidateArrayRejectsUnsupportedVendorPhpIssuesMode(): void
+    {
+        $errors = EnvValidator::validateArray($this->baseEnv([
+            'APP_VENDOR_PHP_ISSUES_MODE' => 'disable_everything',
+        ]));
+
+        $this->assertContains(
+            'APP_VENDOR_PHP_ISSUES_MODE must be one of: strict, suppress_deprecations, suppress_deprecations_warnings',
+            $errors
+        );
+    }
+
     /**
      * @param array<string, string> $override
      * @return array<string, string>
@@ -125,6 +146,7 @@ final class EnvValidatorTest extends TestCase
             'APP_NAME' => 'CoreCore',
             'APP_ENV' => 'dev',
             'APP_DEBUG' => 'true',
+            'APP_VENDOR_PHP_ISSUES_MODE' => 'strict',
             'APP_TIMEZONE' => 'Europe/Berlin',
             'APP_STORAGE_PATH' => $storagePath,
             'APP_LOCALE' => 'de',