Bump openmhc pin to 92925ac (Track-1 live substrate reducer)

Dockerfile

@@ -14,15 +14,15 @@ RUN pip install --no-cache-dir -r requirements.txt
 RUN apt-get update && apt-get install -y --no-install-recommends git \
     && rm -rf /var/lib/apt/lists/*
 
-# Canonical point-flow reducers (skill / rank / fair skill) for both the
-# imputation (Track 2) and forecasting (Track 3) leaderboards. Installed WITHOUT
-# deps so the heavy base deps (torch, xgboost, ...) are skipped — only the slim
-# runtime set in requirements.txt is used. Pinned to a commit (current main
-# HEAD) for reproducibility + reliable Docker-layer cache busting; bump this
-# when the reducers change. main@991caf5 adds the unified forecasting per-user
-# substrate reducers (PR #35).
+# Canonical point-flow reducers (skill / rank / fair skill) for the imputation
+# (Track 2), forecasting (Track 3), and predictive (Track 1) leaderboards. Installed
+# WITHOUT deps so the heavy base deps (torch, xgboost, ...) are skipped — only the
+# slim runtime set in requirements.txt is used. Pinned to a commit for reproducibility
+# + reliable Docker-layer cache busting; bump this when the reducers change. @92925ac
+# adds the Track-1 live substrate reducer (reduce_substrate_to_point); it is on branch
+# fix/leaderboard-point-estimate — repin to main once merged.
 RUN pip install --no-cache-dir --no-deps \
-    "openmhc @ git+https://github.com/AshleyLab/myheartcounts-dataset@991caf54fc728b8f0b53873f3bc589ac3cb3c1bd"
+    "openmhc @ git+https://github.com/AshleyLab/myheartcounts-dataset@92925ac1220f0edda98a56cf0651a5d92219c43b"
 
 COPY app.py leaderboard_compute.py logo.png ./