Add vendor: Cripto Shield

[h-fern]

What's in this PR

Type: New vendor listing

If this is your first PR, keep Type: New vendor listing.

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About your shop

Replace the example values below with your real details.

Shop name	Cripto Shield
Website	https://www.criptoshield.com.br
Region	South America
Where to find you in the community	Your X, Instagram,

Note: in your vendor JSON social section, use only x, instagram, youtube, tiktok, nostr.

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Vendor confirmation

Use Yes/No for each line. Keep the text and just replace the value.

These confirmations are reviewed manually by maintainers and the community.

I sell genuine Bitaxe hardware	Yes
My shop is live and active	Yes
I am reachable in the community	Yes
I use the correct name Bitaxe on my Bitaxe product pages	Yes
My Bitaxe product pages use real product photos	Yes
My Bitaxe product pages link to https://bitaxe.org	Yes
I do not sell Bitaxe-derived products in ways that violate Bitaxe open-source license terms	Yes
I am not aware of open fraud or counterfeit reports about my shop	Yes
I understand listings can be removed if confirmed issues arise	Yes

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Anything else the community should know?

[h-fern]

Thank you for the opportunity and for considering CriptoShield. We’re excited to support and grow the crypto mining community in Brazil. If you ever need local support, partnerships, or assistance in the Brazilian market, feel free to reach out anytime.

[skot]

Hi there @h-fern do you sell any Bitaxe? I didn't see any clicking around on your site.

[h-fern]

Sorry, I opened the pre-sale yesterday, but my website had not synchronized the listing yet.

Here is the miner link.
https://www.criptoshield.com.br/produtos/bitaxe-gamma-minerador-asic/

I use all the components listed in the BOM, purchased from Mouser and DigiKey. The PCB assembly is manufactured by JLCPCB in China and then imported into Brazil.