Merge pull request '[WBS-2.3] RS(상대강도) 신호 V2 완성' (#6) from feature/wbs-2.3 into main

Reviewed-on: http://192.168.123.100:8418/KimJaeHyun/myfinance/pulls/6

tools/validate_live_data_activation_gate_v1.py

@@ -124,7 +124,7 @@ def run() -> dict:
             "target_date": ACTIVATION_DATE_TARGET,
             "message": (
                 f"live_t20={live_t20_count}/{LIVE_T20_THRESHOLD} "
-                f"({progress_pct}%) — 목표일 {ACTIVATION_DATE_TARGET}까지 "
+                f"({progress_pct}%) - 목표일 {ACTIVATION_DATE_TARGET}까지 "
                 f"{days_remaining}일 잔여"
             ),
             "transition_checks": [],
@@ -141,14 +141,14 @@ def run() -> dict:
             "progress_pct": 100.0,
             "message": (
                 f"live_t20 임계값 도달({live_t20_count}건). "
-                f"전환 조건 {'전부 PASS' if all_pass else '일부 FAIL — 재빌드 필요'}."
+                f"전환 조건 {'전부 PASS' if all_pass else '일부 FAIL - 재빌드 필요'}."
             ),
             "transition_checks": transition_checks,
             "all_transitions_complete": all_pass,
         }
 
     OUTPUT_PATH.parent.mkdir(parents=True, exist_ok=True)
-    OUTPUT_PATH.write_text(json.dumps(result, ensure_ascii=False, indent=2))
+    OUTPUT_PATH.write_text(json.dumps(result, ensure_ascii=False, indent=2), encoding="utf-8")
     return result
 
 
@@ -160,7 +160,7 @@ def main() -> None:
     if gate == "FAIL":
         failed = [c for c in result.get("transition_checks", []) if not c["passed"]]
         for f in failed:
-            print(f"  FAIL: {f['condition']} — actual={f['actual']} target={f['target']}")
+            print(f"  FAIL: {f['condition']} - actual={f['actual']} target={f['target']}")
         sys.exit(1)
     if gate == "PENDING":
         sys.exit(0)  # PENDING은 오류가 아님, 정상 진행 중