debug: print all HF model repo files to diagnose checkpoint structure

app.py

@@ -40,15 +40,25 @@ GAME_CONFIG: dict[str, dict] = {
 # ---------------------------------------------------------------------------
 
 def _download_suite_checkpoints(suite: str) -> Path:
-    """Download .pt files for a suite from HF. Returns suite_dir."""
+    """Download checkpoint files for a suite from HF. Returns suite_dir."""
     suite_dir = MODEL_CACHE_DIR / suite
     suite_dir.mkdir(exist_ok=True)
 
     all_files = list(list_repo_files(MODELS_REPO_ID, repo_type="model"))
-    suite_files = [f for f in all_files if f.startswith(f"{suite}/") and f.endswith(".pt")]
+    print(f"[HF] {len(all_files)} files in {MODELS_REPO_ID}:")
+    for f in all_files[:30]:
+        print(f"  {f}")
+
+    suite_files = [
+        f for f in all_files
+        if f.startswith(f"{suite}/") and (f.endswith(".pt") or f.endswith(".pth"))
+    ]
 
     if not suite_files:
-        raise FileNotFoundError(f"No checkpoints for suite '{suite}' in {MODELS_REPO_ID}")
+        raise FileNotFoundError(
+            f"No checkpoints for suite '{suite}' in {MODELS_REPO_ID}. "
+            f"Available files: {all_files[:10]}"
+        )
 
     for fname in suite_files:
         local = MODEL_CACHE_DIR / fname