Add a vertical line to an AoG plot

Would something like this work alright?

using AlgebraOfGraphics, CairoMakie, DataFrames

df = DataFrame(x=1:10, y=rand(10))

plt = data(df) * mapping(:x, :y) +
    mapping([5, 6, 7]) * visual(VLines; color=:blue, linestyle=:dash)

draw(plt)