Fixed bug that nano does not work when using psr container v2.0

Author: limingxinleo

.gitignore

@@ -30,3 +30,4 @@ vendor/friendsofphp/php-cs-fixer/tests/Runner/
 vendor/friendsofphp/php-cs-fixer/tests/Smoke/
 vendor/friendsofphp/php-cs-fixer/tests/Tokenizer/
 Would skip repository vendor/swoole/ide-helper
+.phpunit.result.cache

src/ContainerProxy.php

@@ -44,7 +44,7 @@ public function __call($name, $arguments)
         return $this->container->{$name}(...$arguments);
     }
 
-    public function get(string $id)
+    public function get($id)
     {
         return $this->container->get($id);
     }
@@ -54,7 +54,7 @@ public function define(string $name, $definition)
         return $this->container->define($name, $definition);
     }
 
-    public function has(string $id)
+    public function has($id): bool
     {
         return $this->container->has($id);
     }