feat: add selectable leverage threshold on ops map (90-300 step 10)

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/routes/stats.py

@@ -38,6 +38,17 @@ def _validate_min_hours(min_hours: float) -> float:
     return float(int(round(h)))
 
 
+def _validate_min_leverage(min_leverage: float) -> float:
+    # 90–300，步进 10
+    v = float(min_leverage)
+    if v < 90 or v > 300 or abs(v - round(v)) > 1e-9 or int(round(v)) % 10 != 0:
+        raise HTTPException(
+            status_code=400,
+            detail="min_leverage must be multiple of 10 in [90, 300]",
+        )
+    return float(int(round(v)))
+
+
 @router.get("/leverage")
 def leverage_stats(
     range: str = Query(default="day", pattern="^(day|week|month)$"),
@@ -50,9 +61,16 @@ def leverage_stats(
         le=48,
         description="采样时距离到期 ≥ 该小时数才计入",
     ),
+    min_leverage: float = Query(
+        default=100,
+        ge=90,
+        le=300,
+        description="杠杆达标线（≥ 该值计入达标占比）",
+    ),
 ) -> dict:
     s = get_settings()
     mh = _validate_min_hours(min_hours)
+    ml = _validate_min_leverage(min_leverage)
     info = _range_info(range, date)
     repo = Repository(s.db_path)
     try:
@@ -67,7 +85,7 @@ def leverage_stats(
             rows,
             range_info=info,
             bucket_minutes=bucket_minutes,
-            min_leverage=float(s.min_option_leverage),
+            min_leverage=ml,
             side=side,
         )
         payload["min_hours"] = mh
@@ -135,10 +153,12 @@ def ops_map(
     side: str = Query(default="both", pattern="^(C|P|both)$"),
     bucket_minutes: int = Query(default=60, ge=15, le=120),
     min_hours: float = Query(default=12, ge=8, le=48),
+    min_leverage: float = Query(default=100, ge=90, le=300),
 ) -> dict:
     # 直接算一遍，避免路由函数互相调用时 Query 默认值问题
     s = get_settings()
     mh = _validate_min_hours(min_hours)
+    ml = _validate_min_leverage(min_leverage)
     info = _range_info(range, date)
     repo = Repository(s.db_path)
     try:
@@ -153,7 +173,7 @@ def ops_map(
             rows,
             range_info=info,
             bucket_minutes=bucket_minutes,
-            min_leverage=float(s.min_option_leverage),
+            min_leverage=ml,
             side=side,
         )
         lev["min_hours"] = mh
@@ -185,6 +205,7 @@ def ops_map(
             "side": side,
             "bucket_minutes": bucket_minutes,
             "min_hours": mh,
+            "min_leverage": ml,
             "expiry_filter": filt,
             "leverage": lev,
             "move_points": mov,