curl --request POST \
  --url https://zeus-api.agentspro.cn/api/tools/oauth/exchange \
  --header 'Content-Type: application/json' \
  --data '{
    "provider": "github",
    "code": "abc123def456",
    "redirect_uri": "https://zeus.agentspro.cn/oauth/callback"
  }'

{
  "access_token": "gho_xxxxxxxxxxxx",
  "refresh_token": null,
  "expires_at": null,
  "token_type": "Bearer"
}