scorevision: push artifact

miner.py

@@ -175,16 +175,26 @@ from datetime import datetime, timezone
 from concurrent.futures import ThreadPoolExecutor, as_completed
 import inspect
 
-# ── Latency logger (per-request timing to /home/miner/latency.log) ──────
+# ── Latency logger (per-request timing) ─────────────────────────────────
 import logging as _lat_logging
 _lat_logger = _lat_logging.getLogger("sv_latency")
 _lat_logger.setLevel(_lat_logging.INFO)
 _lat_logger.propagate = False
 if not _lat_logger.handlers:
-    _lat_fh = _lat_logging.FileHandler("/home/miner/latency.log")
-    _lat_fh.setFormatter(_lat_logging.Formatter(
-        "%(asctime)s.%(msecs)03d %(message)s", datefmt="%Y-%m-%d %H:%M:%S"))
-    _lat_logger.addHandler(_lat_fh)
+    try:
+        import tempfile as _lat_tempfile
+        # Try /home/miner first (Lium), fall back to /tmp (Chutes cloud)
+        for _lat_path in ["/home/miner/latency.log", _lat_tempfile.gettempdir() + "/latency.log"]:
+            try:
+                _lat_fh = _lat_logging.FileHandler(_lat_path)
+                _lat_fh.setFormatter(_lat_logging.Formatter(
+                    "%(asctime)s.%(msecs)03d %(message)s", datefmt="%Y-%m-%d %H:%M:%S"))
+                _lat_logger.addHandler(_lat_fh)
+                break
+            except (OSError, PermissionError):
+                continue
+    except Exception:
+        pass  # No file logging — latency still logged via main logger
 
 logger = logging.getLogger(__name__)