Add floor-event timing objective and addressee diagnostics

docs/easycom_competing_risk_floor_evaluation.md

@@ -46,6 +46,13 @@ For each event, predictions made from the same source time are max-pooled only
 over the observable event window. This is a ranking score, not a calibrated
 event probability.
 
+The default `--decision-timing pre-boundary` uses the last row before the
+aggregate-other transition and remains the primary anticipation protocol. The
+optional `--decision-timing post-boundary` moves the decision source to the
+first row after the transition. It is a separately identified reactive diagnostic,
+not a replacement metric; see
+[`easycom_floor_event_diagnostics.md`](easycom_floor_event_diagnostics.md).
+
 ## Confirmatory test command
 
 Select each model's operating threshold on training-side predictions, then