Feat/support binance (#22)

* add docs

* Add Binance exchange support

- Updated the environment configuration to include Binance as a selectable exchange option.
- Enhanced the README documentation to reflect the addition of Binance.
- Implemented the Binance exchange adapter and integrated it into the existing exchange framework.
- Modified the basis arbitrage strategy to support Binance alongside existing exchanges.
- Added tests to ensure proper functionality and integration of Binance within the trading system.

* Enhance README with detailed Binance exchange configuration

- Added comprehensive instructions for setting up Binance as an exchange option.
- Included environment variable specifications for API keys, market types, and trading symbols.
- Provided examples for both perpetual and spot trading strategies.
- Clarified the use of WebSocket and REST for the Binance adapter.

* Enhance exchange support and testing framework

- Added a new test suite for exchange contracts to ensure consistency and functionality across supported exchanges.
- Refactored exchange ID handling to utilize a centralized list of supported exchanges, improving maintainability.
- Updated CLI argument parsing and help documentation to reflect the new exchange structure.
- Introduced utility functions for validating supported exchanges and their display names.
- Enhanced the BasisApp and strategy runner to leverage the new exchange validation logic.
- Added a new test command for running exchange-related tests.

* Refactor exchange contract tests and update CLI commands

- Removed the trailing supported exchanges set and simplified the logic for trailing stop support in the exchange contract tests.
- Updated the test command for exchange contracts to exclude unnecessary tests, streamlining the testing process.
- Enhanced test descriptions for clarity and improved understanding of the functionality being tested.

docs/binance/binance_derivatives/docs_derivatives_usds-margined-futures_account_websocket-api.md

@@ -0,0 +1,59 @@
+---
+title: "Futures Account Balance V2 | Binance Open Platform"
+source: "https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api"
+fetched_at: "2026-01-27T05:28:26.166Z"
+---
+# Futures Account Balance V2(USER\_DATA)
+
+## API Description[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+Query account balance info
+
+## Method[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+`v2/account.balance`
+
+## Request[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+```
+{    "id": "605a6d20-6588-4cb9-afa0-b0ab087507ba",    "method": "v2/account.balance",    "params": {        "apiKey": "xTaDyrmvA9XT2oBHHjy39zyPzKCvMdtH3b9q4xadkAg2dNSJXQGCxzui26L823W2",        "timestamp": 1702561978458,        "signature": "208bb94a26f99aa122b1319490ca9cb2798fccc81d9b6449521a26268d53217a"    }}
+```
+
+## Request Weight[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+**5**
+
+## Request Parameters[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+Name
+
+Type
+
+Mandatory
+
+Description
+
+recvWindow
+
+LONG
+
+NO
+
+timestamp
+
+LONG
+
+YES
+
+## Response Example[​](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+
+```
+{    "id": "605a6d20-6588-4cb9-afa0-b0ab087507ba",    "status": 200,    "result": [      {        "accountAlias": "SgsR",              // unique account code        "asset": "USDT",  	                // asset name        "balance": "122607.35137903",        // wallet balance        "crossWalletBalance": "23.72469206", // crossed wallet balance        "crossUnPnl": "0.00000000"           // unrealized profit of crossed positions        "availableBalance": "23.72469206",   // available balance        "maxWithdrawAmount": "23.72469206",  // maximum amount for transfer out        "marginAvailable": true,             // whether the asset can be used as margin in Multi-Assets mode        "updateTime": 1617939110373      }    ],    "rateLimits": [      {        "rateLimitType": "REQUEST_WEIGHT",        "interval": "MINUTE",        "intervalNum": 1,        "limit": 2400,        "count": 20      }    ]}
+```
+
+-   [API Description](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+-   [Method](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+-   [Request](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+-   [Request Weight](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+-   [Request Parameters](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)
+-   [Response Example](https://developers.binance.com/docs/derivatives/usds-margined-futures/account/websocket-api)