fix venv

scripts/build-linux.sh

@@ -15,6 +15,9 @@ done
 REPO_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
 cd "$REPO_ROOT"
 
+uv venv --python 3.13
+source .venv/bin/activate
+
 if [ -d ".venv/bin" ]; then
     PYTHON=".venv/bin/python"
 else