Update BARouter submission (#180)

Refreshed pool (deepseek-v4-flash/pro, gemini-3.1-flash-lite). Acc 75.72%, $0.36/1K, arena 0.7379 (was 67.09). Audited: 8400 unique rows, real tokens, faithfulness gap +0.038.

Author: zulk2002

router_inference/config/BARouter.json

@@ -1,14 +1,16 @@
 {
-    "pipeline_params": {
-        "router_name": "BARouter",
-        "router_cls_name": "BARouter",
-        "models": [
-            "qwen3-235b-a22b-instruct-2507",
-            "gpt-4.1",
-            "deepseek-v3.1"
-        ],
-        "budget": 0.003,
-        "budget_unit": "usd",
-        "V": 0.5
-    }
+  "pipeline_params": {
+    "router_name": "BARouter",
+    "router_cls_name": "BARouter",
+    "models": [
+      "google/gemini-3.1-flash-lite",
+      "deepseek/deepseek-v4-flash",
+      "deepseek/deepseek-v4-pro"
+    ],
+    "routing_mode": "dynamic_queue",
+    "budget": 0.0007,
+    "budget_unit": "usd",
+    "V": 1.0,
+    "quality_alpha": 0.7
+  }
 }