add christmas23 promo. AG-28659

Squashed commit of the following:

commit 83d95ad
Author: Slava Leleka <[email protected]>
Date:   Mon Dec 18 13:41:40 2023 +0200

    fix promo from

commit 938a1f7
Author: Slava Leleka <[email protected]>
Date:   Mon Dec 18 13:32:10 2023 +0200

    fix locales

commit f4921ed
Author: Slava Leleka <[email protected]>
Date:   Mon Dec 18 12:47:31 2023 +0200

    fix linter

commit 32da028
Author: Slava Leleka <[email protected]>
Date:   Fri Dec 15 18:43:10 2023 +0200

    add christmas23 promo

Author: slavaleleka