upatde: add docker for coolify

docker-entrypoint.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+set -e
+
+echo "[entrypoint] Starting Asset Bridge 3D..."
+
+# Ensure tmp directory for uploads exists
+mkdir -p /tmp/assets
+
+echo "[entrypoint] Ready. Launching application..."
+
+exec "$@"