/ {
    behaviors {
        bdel: delete_backspace {
            compatible = "zmk,behavior-mod-morph";
            label = "DELETE_BACKSPACE";
            #binding-cells = <0>;
            bindings = <&kp BSPC>, <&kp DEL>;
            mods = <(MOD_LSFT|MOD_RSFT)>;
        };
    };