Add wide param range

Author: haochengxia

grid_search/conf_2026.json

@@ -0,0 +1,36 @@
+{
+    "ghost_to_main_thresh": {
+        "0": "Off",
+        "1": "Hit & Promote"
+    },
+    "small_skip_ratio": {
+        "0.0": "Off",
+        "0.25": "Anti-Scan",
+        "0.5": "Anti-Scan",
+        "0.75": "Anti-Scan",
+        "1": "Anti-Scan"
+    },
+    "ghost_size_ratio": {
+        "0.5": "Small",
+        "1.0": "Default",
+        "2.0": "Large",
+        "3.0": "Extra Large",
+        "6.0": "Huge"
+    },
+    "small_size_ratio": {
+        "0.01": "Extra Small",
+        "0.05": "Static/Stable",
+        "0.1": "Default",
+        "0.2": "Dynamic/Churn",
+        "0.3": "Dynamic/Churn",
+        "0.5": "Dynamic/Churn",
+        "0.7": "Dynamic/Churn",
+        "0.9": "Dynamic/Churn",
+        "0.95": "Dynamic/Churn",
+        "1": "Dynamic/Churn"
+    },
+    "move_to_main_thresh": {
+        "1": "Recency-friendly",
+        "2": "Balanced"
+    }
+}