수익률 평기 기준 통일

backend/src/main/java/com/goldenchart/service/BacktestingService.java

@@ -46,6 +46,7 @@ public class BacktestingService {
     private final GcBacktestResultRepository resultRepository;
     private final ObjectMapper objectMapper;
     private final IndicatorSettingsService indicatorSettingsService;
+    private final StrategyDslTimeframeNormalizer timeframeNormalizer;
 
     private static final BacktestSettingsDto DEFAULT_SETTINGS = new BacktestSettingsDto();
 
@@ -111,12 +112,20 @@ public class BacktestingService {
 
         // ── 멀티 타임프레임 지원: DSL에서 상위봉 타입 추출 후 집계 시리즈 빌드 ──────
         String primaryTf = normalizeTf(req.getTimeframe());
+        // scan-signals·전략평가 차트와 동일 — 차트 시간봉에 맞게 DSL 리매핑
+        if (buyDsl != null && !buyDsl.isNull()) {
+            buyDsl = timeframeNormalizer.remapForChartTimeframe(buyDsl, primaryTf);
+        }
+        if (sellDsl != null && !sellDsl.isNull()) {
+            sellDsl = timeframeNormalizer.remapForChartTimeframe(sellDsl, primaryTf);
+        }
         Map<String, BarSeries> seriesOverrides = buildSeriesOverrides(
                 series, primaryTf, buyDsl, sellDsl);
 
+        String market = req.getSymbol() != null && !req.getSymbol().isBlank() ? req.getSymbol() : null;
         StrategyDslToTa4jAdapter.RuleBuildContext ruleCtx =
                 new StrategyDslToTa4jAdapter.RuleBuildContext(
-                        series, params, visual, null, null, false, seriesOverrides);
+                        series, params, visual, market, null, false, seriesOverrides);
         Rule entryRule    = adapter.toRule(buyDsl, ruleCtx);
         Rule baseExitRule = (sellDsl != null && !sellDsl.isNull())
                 ? adapter.toRule(sellDsl, ruleCtx)