Update latest eval results at step 4000

eval_results/latest_eval_results.json

@@ -1,16 +1,16 @@
 {
-  "step": 3500,
-  "epoch": 2.2082018927444795,
-  "time": "2026-07-08 23:52:15",
+  "step": 4000,
+  "epoch": 2.5236593059936907,
+  "time": "2026-07-09 00:01:30",
   "metrics": {
-    "eval_loss": 0.07981470227241516,
-    "eval_accuracy": 0.9820189274447949,
-    "eval_precision": 0.9769038701622972,
-    "eval_recall": 0.9873817034700315,
-    "eval_f1": 0.9821148415437716,
-    "eval_runtime": 59.5362,
-    "eval_samples_per_second": 53.245,
+    "eval_loss": 0.09398859739303589,
+    "eval_accuracy": 0.9817034700315458,
+    "eval_precision": 0.9698461538461538,
+    "eval_recall": 0.9943217665615142,
+    "eval_f1": 0.9819314641744549,
+    "eval_runtime": 59.5237,
+    "eval_samples_per_second": 53.256,
     "eval_steps_per_second": 3.343,
-    "epoch": 2.2082018927444795
+    "epoch": 2.5236593059936907
   }
 }