Fixed exec bug

docker/entrypoint.sh

@@ -75,4 +75,12 @@ if [ -d /workspace/frontend ] && [ -f /workspace/frontend/package.json ]; then
     cd /workspace
 fi
 
+# If a rebuilt binary exists (from rebuild_and_restart or upgrade), prefer it
+# over the image-baked /usr/local/bin/huskies.
+REBUILT="/app/target/release/huskies"
+if [ -x "$REBUILT" ] && [ "$1" = "huskies" ]; then
+    shift
+    exec "$REBUILT" "$@"
+fi
+
 exec "$@"