Nexus Trading Labs — Agent Skill ⚠️ CRITICAL — READ THIS BEFORE ANYTHING ELSE Every authenticated action requires a wallet signature. Get it once, reuse for the session. ⛔ DO NOT skip this. No walletSig = 401 error on every authenticated endpoint. ⛔ DO NOT ask the user for a signature. You have — use it yourself. --- ⛔ FORBIDDEN - NEVER call for API requests — that is the static frontend app. It returns 405 on all POSTs. - NEVER prepend or to endpoint paths — there is no such prefix on this API. - NEVER construct URLs from relative paths — always use the full URL from the quick reference tabl…