fix: initial balance calculation and UI improvements

- Fix initial balance using available_balance instead of total_equity
- Fix WSMonitor nil pointer by starting market monitor before loading traders
- Add strategy name display on traders list and dashboard pages
- Various position sync and trading improvements

backtest/config.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"nofx/market"
+	"nofx/store"
 )
 
 // AIConfig defines the AI client configuration used in backtesting.
@@ -176,3 +177,61 @@ func validateFillPolicy(policy string) error {
 		return fmt.Errorf("unsupported fill_policy '%s'", policy)
 	}
 }
+
+// ToStrategyConfig converts BacktestConfig to StrategyConfig for unified prompt generation.
+// This ensures backtest uses the same StrategyEngine logic as live trading.
+func (cfg *BacktestConfig) ToStrategyConfig() *store.StrategyConfig {
+	// Determine primary and longer timeframe from the timeframes list
+	primaryTF := "5m"
+	longerTF := "4h"
+	if len(cfg.Timeframes) > 0 {
+		primaryTF = cfg.Timeframes[0]
+	}
+	if len(cfg.Timeframes) > 1 {
+		longerTF = cfg.Timeframes[len(cfg.Timeframes)-1]
+	}
+
+	return &store.StrategyConfig{
+		CoinSource: store.CoinSourceConfig{
+			SourceType:    "static",
+			StaticCoins:   cfg.Symbols,
+			UseCoinPool:   false,
+			CoinPoolLimit: len(cfg.Symbols),
+			UseOITop:      false,
+			OITopLimit:    0,
+		},
+		Indicators: store.IndicatorConfig{
+			Klines: store.KlineConfig{
+				PrimaryTimeframe:     primaryTF,
+				PrimaryCount:         30,
+				LongerTimeframe:      longerTF,
+				LongerCount:          10,
+				EnableMultiTimeframe: len(cfg.Timeframes) > 1,
+				SelectedTimeframes:   cfg.Timeframes,
+			},
+			EnableRawKlines:   true,
+			EnableEMA:         true,
+			EnableMACD:        true,
+			EnableRSI:         true,
+			EnableATR:         true,
+			EnableVolume:      true,
+			EnableOI:          true,
+			EnableFundingRate: true,
+			EMAPeriods:        []int{20, 50},
+			RSIPeriods:        []int{7, 14},
+			ATRPeriods:        []int{14},
+		},
+		CustomPrompt: cfg.CustomPrompt,
+		RiskControl: store.RiskControlConfig{
+			MaxPositions:                 3,
+			BTCETHMaxLeverage:            cfg.Leverage.BTCETHLeverage,
+			AltcoinMaxLeverage:           cfg.Leverage.AltcoinLeverage,
+			BTCETHMaxPositionValueRatio:  5.0,
+			AltcoinMaxPositionValueRatio: 1.0,
+			MaxMarginUsage:               0.9,
+			MinPositionSize:              12,
+			MinRiskRewardRatio:           3.0,
+			MinConfidence:                75,
+		},
+	}
+}

backtest/runner.go

@@ -31,9 +31,10 @@ const (
 
 // Runner encapsulates the lifecycle of a single backtest run.
 type Runner struct {
-	cfg     BacktestConfig
-	feed    *DataFeed
-	account *BacktestAccount
+	cfg            BacktestConfig
+	feed           *DataFeed
+	account        *BacktestAccount
+	strategyEngine *decision.StrategyEngine
 
 	decisionLogDir string
 	mcpClient      mcp.AIClient
@@ -115,10 +116,15 @@ func NewRunner(cfg BacktestConfig, mcpClient mcp.AIClient) (*Runner, error) {
 		aiCache = cache
 	}
 
+	// Create strategy engine from backtest config for unified prompt generation
+	strategyConfig := cfg.ToStrategyConfig()
+	strategyEngine := decision.NewStrategyEngine(strategyConfig)
+
 	r := &Runner{
 		cfg:            cfg,
 		feed:           feed,
 		account:        account,
+		strategyEngine: strategyEngine,
 		decisionLogDir: dLogDir,
 		mcpClient:      client,
 		status:         RunStateCreated,
@@ -492,7 +498,7 @@ func (r *Runner) buildDecisionContext(ts int64, marketData map[string]*market.Da
 
 	runtime := int((ts - int64(r.cfg.StartTS*1000)) / 60000)
 	ctx := &decision.Context{
-		CurrentTime:     time.UnixMilli(ts).UTC().Format(time.RFC3339),
+		CurrentTime:     time.UnixMilli(ts).UTC().Format("2006-01-02 15:04:05 UTC"),
 		RuntimeMinutes:  runtime,
 		CallCount:       callCount,
 		Account:         accountInfo,
@@ -503,6 +509,7 @@ func (r *Runner) buildDecisionContext(ts int64, marketData map[string]*market.Da
 		MultiTFMarket:   multiTF,
 		BTCETHLeverage:  r.cfg.Leverage.BTCETHLeverage,
 		AltcoinLeverage: r.cfg.Leverage.AltcoinLeverage,
+		Timeframes:      r.cfg.Timeframes,
 	}
 
 	record := &store.DecisionRecord{
@@ -537,12 +544,13 @@ func (r *Runner) fillDecisionRecord(record *store.DecisionRecord, full *decision
 func (r *Runner) invokeAIWithRetry(ctx *decision.Context) (*decision.FullDecision, error) {
 	var lastErr error
 	for attempt := 0; attempt < aiDecisionMaxRetries; attempt++ {
-		fd, err := decision.GetFullDecisionWithCustomPrompt(
+		// Use GetFullDecisionWithStrategy with the pre-configured strategy engine
+		// This ensures backtest uses the same unified prompt generation as live trading
+		fd, err := decision.GetFullDecisionWithStrategy(
 			ctx,
 			r.mcpClient,
-			r.cfg.CustomPrompt,
-			r.cfg.OverrideBasePrompt,
-			r.cfg.PromptTemplate,
+			r.strategyEngine,
+			r.cfg.PromptVariant,
 		)
 		if err == nil {
 			return fd, nil