layout_uv() {
    if [[ -d ".venv" ]]; then
        VIRTUAL_ENV="$(pwd)/.venv"
    fi

    if [[ -z $VIRTUAL_ENV || ! -d $VIRTUAL_ENV ]]; then
        log_status "No virtual environment exists. Executing \`uv venv\` to create one."
        uv venv
        VIRTUAL_ENV="$(pwd)/.venv"
    fi

    if [ -d ".venv/bin" ]; then
        PATH_add .venv/bin
    elif [ -d ".venv/Scripts" ]; then
        PATH_add .venv/Scripts
    fi
    export UV_ACTIVE=1  # or VENV_ACTIVE=1
    export VIRTUAL_ENV
}