julia> using Pkg
julia> Pkg.add("PenultimateDays") Resolving package versions...
Installed PenultimateDays ─ v0.1.0
Updating `~/work/PenultimateDays.jl/PenultimateDays.jl/docs/Project.toml`
[556d87f4] ~ PenultimateDays v0.1.0 `~/work/PenultimateDays.jl/PenultimateDays.jl` ⇒ v0.1.0
Updating `~/work/PenultimateDays.jl/PenultimateDays.jl/docs/Manifest.toml`
[556d87f4] ~ PenultimateDays v0.1.0 `~/work/PenultimateDays.jl/PenultimateDays.jl` ⇒ v0.1.0
Precompiling packages...
0.5 s ✓ PenultimateDays
1 dependency successfully precompiled in 1 seconds. 27 already precompiled.