0x switches on native BTC cross-chain swaps

Native BTC cross-chain swaps are live on 0x, per a recap post from 0x team member jessicalin.eth that the project reposted. The announcement frames native Bitcoin swaps as the headline item in a rundown of what 0x shipped recently.

• The same post also touts the Swap API being 4x faster via the Lightning Upgrade, Arc and Robinhood Chain support, ERC-7597 gasless approvals, fee configuration down to the PPM, and new bridge routes.
• The post does not detail which chains or bridge routes support native BTC.
• The Lightning speedup itself is covered separately; this marks the launch of the native BTC cross-chain capability.