Claude Code: Add environment logging for debugging config issues

- Added env var logging to entrypoint.sh for debugging
- Verified .env has no duplicate keys
- Helps diagnose HF Secrets vs .env conflicts

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

entrypoint.sh

@@ -26,6 +26,14 @@ cd /app
 # Set data directory to dataset mount point
 export OPENCLAW_DATA_DIR=/data
 
+# Log environment for debugging (exclude sensitive values)
+echo "Environment check:"
+echo "  WORKER_MODE: ${WORKER_MODE:-not set}"
+echo "  OPENCLAW_DATASET_REPO: ${OPENCLAW_DATASET_REPO:-not set}"
+echo "  OPENCLAW_LOG_LEVEL: ${OPENCLAW_LOG_LEVEL:-not set}"
+echo "  TZ: ${TZ:-not set}"
+echo ""
+
 # Verify app.py exists
 if [ ! -f "/app/app.py" ]; then
     echo "ERROR: app.py not found in /app"