重构项目架构，新增 MT5 代理服务

- 重构核心模块：DataProvider 依赖注入、RiskController 门面、信号注册表
- 新增 FastAPI 代理服务 (run/server.py)，支持局域网远程调用 MT5
- 新增 RemoteDataProvider + AttrDict，远端无缝替代 LiveDataProvider
- 新增序列化模块，MT5 对象转 JSON 兼容格式
- 重构入口点至 run/ 包，支持 python -m run.realtime/server/backtest/optimize
- 更新 CLAUDE.md 文档

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Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

core/data/dryrun.py

@@ -0,0 +1,62 @@
+import pandas as pd
+from logger import logger
+from core.data.abc import DataProvider
+from core.data.live import LiveDataProvider
+from config import SIMULATION_CONFIG
+
+
+class DryRunDataProvider(DataProvider):
+    """纸上交易数据提供者 — 使用实时价格但不发送真实订单"""
+
+    def __init__(self, initial_equity=10000, leverage=100):
+        self.simulated_ticket_counter = 0
+        self.equity = initial_equity
+        self.leverage = leverage
+        self._live_data_source = LiveDataProvider()
+        self.spread = SIMULATION_CONFIG.get("spread", 16)
+
+    def initialize(self):
+        logger.info("纸上交易模式初始化...")
+        return self._live_data_source.initialize()
+
+    def shutdown(self):
+        logger.info("纸上交易模式关闭.")
+        self._live_data_source.shutdown()
+
+    def get_current_price(self, symbol):
+        price_data = self._live_data_source.get_current_price(symbol)
+        if price_data:
+            spread_half = self.spread * 0.01 / 2
+            mid_price = price_data['last']
+            return {
+                'bid': mid_price - spread_half,
+                'ask': mid_price + spread_half,
+                'last': mid_price,
+                'time': price_data['time']
+            }
+        return None
+
+    def get_historical_data(self, symbol, timeframe, count, **kwargs):
+        return self._live_data_source.get_historical_data(symbol, timeframe, count, **kwargs)
+
+    def get_symbol_info(self, symbol):
+        return self._live_data_source.get_symbol_info(symbol)
+
+    def get_account_info(self):
+        return {'equity': self.equity}
+
+    def get_positions(self, symbol):
+        return []
+
+    def send_order(self, symbol, order_type, volume):
+        self.simulated_ticket_counter += 1
+        price_data = self.get_current_price(symbol)
+        price = price_data['last'] if price_data else "N/A"
+        logger.info(f"[纸上交易] 模拟下单: {order_type} {volume:.2f}手 {symbol} @ {price}")
+        return {'order': self.simulated_ticket_counter}
+
+    def close_position(self, ticket, symbol, volume):
+        price_data = self.get_current_price(symbol)
+        price = price_data['last'] if price_data else "N/A"
+        logger.info(f"[纸上交易] 模拟平仓: Ticket {ticket} @ {price}")
+        return True