Коротко:

Текст лицензии:

Copyright 2023 sanstv.ru

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

ADDITIONAL REQUIREMENT:
All redistributions of the software source code or binary form, and all products,
publications, or content created using the software or parts of it, must include
a visible, link to https://sanstv.ru, in a location easily accessible to users.