Feature/custom strategy (#1172)

* feat: add Strategy Studio with multi-timeframe support
- Add Strategy Studio page with three-column layout for strategy management
- Support multi-timeframe K-line data selection (5m, 15m, 1h, 4h, etc.)
- Add GetWithTimeframes() function in market package for fetching multiple timeframes
- Add TimeframeSeriesData struct for storing per-timeframe technical indicators
- Update formatMarketData() to display all selected timeframes in AI prompt
- Add strategy API endpoints for CRUD operations and test run
- Integrate real AI test runs with configured AI models
- Support custom AI500 and OI Top API URLs from strategy config
* docs: add Strategy Studio screenshot to README files
* fix: correct strategy-studio.png filename case in README
* refactor: remove legacy signal source config and simplify trader creation
- Remove signal source configuration from traders page (now handled by strategy)
- Remove advanced options (legacy config) from TraderConfigModal
- Rename default strategy to "默认山寨策略" with AI500 coin pool URL
- Delete SignalSourceModal and SignalSourceWarning components
- Clean up related stores, hooks, and page components

store/store.go

@@ -27,6 +27,7 @@ type Store struct {
 	backtest     *BacktestStore
 	order        *OrderStore
 	position     *PositionStore
+	strategy     *StrategyStore
 
 	// 加密函数
 	encryptFunc func(string) string
@@ -151,6 +152,9 @@ func (s *Store) initTables() error {
 	if err := s.Position().InitTables(); err != nil {
 		return fmt.Errorf("初始化仓位表失败: %w", err)
 	}
+	if err := s.Strategy().initTables(); err != nil {
+		return fmt.Errorf("初始化策略表失败: %w", err)
+	}
 	return nil
 }
 
@@ -165,6 +169,9 @@ func (s *Store) initDefaultData() error {
 	if err := s.SystemConfig().initDefaultData(); err != nil {
 		return err
 	}
+	if err := s.Strategy().initDefaultData(); err != nil {
+		return err
+	}
 	return nil
 }
 
@@ -289,6 +296,16 @@ func (s *Store) Position() *PositionStore {
 	return s.position
 }
 
+// Strategy 获取策略存储
+func (s *Store) Strategy() *StrategyStore {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+	if s.strategy == nil {
+		s.strategy = &StrategyStore{db: s.db}
+	}
+	return s.strategy
+}
+
 // Close 关闭数据库连接
 func (s *Store) Close() error {
 	return s.db.Close()