Remove USDC product path; CoinOX is coin-margined only.

Drop USDC open/quote/swap APIs and env knobs; retarget hedge/settings copy to USDT/coin.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/_tmp_deploy_cloud.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+import paramiko
+import sys
+
+HOST = "47.245.56.5"
+USER = "root"
+PASSWORD = "woaini88@"
+
+
+def main():
+    sys.stdout.reconfigure(encoding="utf-8", errors="replace")
+    c = paramiko.SSHClient()
+    c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+    c.connect(HOST, username=USER, password=PASSWORD, timeout=20)
+    cmd = (
+        "cd /opt/coinox && git fetch origin main && git reset --hard origin/main && "
+        "git log -1 --oneline && pm2 restart coinox --update-env && sleep 2 && "
+        "grep -n '仅支持币本位' lib/options/options_register.py | head -3 && "
+        "grep -n 'TRADE_BUDGET_USDC' lib/env/env_ui_manifest.py || echo NO_USDC_BUDGET_IN_UI"
+    )
+    _, o, e = c.exec_command(cmd, timeout=90)
+    print(o.read().decode("utf-8", "replace")[:4000])
+    err = e.read().decode("utf-8", "replace")
+    if err.strip():
+        print("ERR:", err[:1000])
+    c.close()
+
+
+if __name__ == "__main__":
+    main()