Agent Skills: Bankr x402 SDK - Capabilities

This skill should be used when the user asks "what can the SDK do", "what prompts does Bankr support", "SDK features", "supported operations", "what can I build with Bankr", "Bankr SDK capabilities", "what chains are supported", "what tokens can I trade", "SDK supported commands", or wants to understand the full range of operations available through the Bankr SDK.