Unable to handle url-encoded and form-data request about simple-php-router HOT 2 OPEN

public function store() {
    try {
      $validate = purify(input()->all());
      $req = $validate([
        "post_text" => 'required',
        "post_img" => 'optional',
      ]);
      //input()->file('post_img') // Always null
      // $req->post_text == input()->find("post_text)
      // $req->post_img == input()->file(post-img) // Butt this is always null
      return Post::getInstance()->store($req->post_text, input()->file("post_img", null));
    }catch(\Exception $e) {
      Logger::system($e->getMessage());
      return json_response(["message" => $e->getMessage()]);
    }
  }