Save periodic LoRA weight checkpoints

README.md

@@ -1154,6 +1154,16 @@ it be evaluated on official test `Sessions_1--3`.  A second controlled run may
 omit `--freeze-head` and use `--head-learning-rate 1e-5`; all other settings
 must remain identical.
 
+For a continuous five-epoch run, set
+`TOTAL_STEPS=$((5 * MAX_STEPS))` and pass
+`--max-steps "${TOTAL_STEPS}" --save-every-steps "${MAX_STEPS}"`.  The trainer
+keeps one AdamW/cosine-scheduler trajectory and writes evaluation-ready
+`adapter/` plus `turn_head.pt` pairs under `checkpoint-step-MAX_STEPS`,
+`checkpoint-step-2*MAX_STEPS`, through the fifth epoch.  The top-level adapter
+and head duplicate the final fifth checkpoint.  Evaluate all five intermediate
+checkpoints only on held-out `Session_12`, select one, then run that checkpoint
+once on `Sessions_1--3`.
+
 ### Frozen-Thinker sparse head-only control
 
 To determine whether the regression comes from transition-sparse sampling or