Update root README — checkpoint-8978 logged

README.md

@@ -221,3 +221,14 @@ https://creativecommons.org/licenses/by-nc/4.0/
 **Epoch:** 0.234
 **Zone:** 🎯 Sweet Spot
 **Status:** Training ongoing — auto-uploaded via train_v12.py
+
+---
+
+### 🔵 Checkpoint — Step 8,978
+**Date:** June 25, 2026 at 15:38 IST
+**Checkpoint:** checkpoint-8978
+**Step:** 8,978 / 40,000 (22.4% complete)
+**Loss:** 0.3111
+**Epoch:** 0.262
+**Zone:** 📈 Good
+**Status:** Training ongoing — auto-uploaded via train_v12.py