Update root README — checkpoint-1000 logged

README.md

@@ -89,3 +89,14 @@ https://creativecommons.org/licenses/by-nc/4.0/
 **Epoch:** 0.015
 **Zone:** 📈 Good
 **Status:** Training ongoing — auto-uploaded via train_v12.py
+
+---
+
+### 🔵 Checkpoint — Step 1,000
+**Date:** June 23, 2026 at 03:05 IST
+**Checkpoint:** checkpoint-1000
+**Step:** 1,000 / 40,000 (2.5% complete)
+**Loss:** 0.4174
+**Epoch:** 0.029
+**Zone:** 📈 Good
+**Status:** Training ongoing — auto-uploaded via train_v12.py