update: shop.md

create: budget-2026.md, wishlist.md, update: README.md, shop.md

create: shop.md

update README.md

update README.md

update README.md

update README.md

update README.md

create index.md

update README.md

update README.md

update README.md

upload files

update README.md

update README.md

update README.md

upload gif