Fix compilation failure on Julia 1.10 (#6)

* Require explicit `.start()` to fix Julia 1.10

* Turn off `test_nowarn` for import

* Turn off breaking change warning

Project.toml

@@ -1,7 +1,7 @@
 name = "PlotlyKaleido"
 uuid = "f2990250-8cf9-495f-b13a-cce12b45703c"
 authors = ["Simon Christ <christ@cell.uni-hannover.de>", "Spencer Lyon <spencerlyon2@gmail.com>"]
-version = "1.0.0"
+version = "2.0.0"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"

README.md

@@ -24,9 +24,10 @@ This code was originally part of [PlotlyJS.jl](https://github.com/JuliaPlots/Plo
 
 ```julia
 using PlotlyKaleido
-
 import PlotlyLight, EasyConfig, PlotlyJS
 
+PlotlyKaleido.start()  # start Kaleido server
+
 p1 = PlotlyLight.Plot(EasyConfig.Config(x = rand(10)))
 
 p2 = PlotlyJS.plot(PlotlyJS.scatter(x = rand(10)))
@@ -35,3 +36,15 @@ p2 = PlotlyJS.plot(PlotlyJS.scatter(x = rand(10)))
 PlotlyKaleido.savefig(p1, "plot1.png")
 PlotlyKaleido.savefig(p2, "plot2.png")
 ```
+
+If needed, you can restart the server:
+
+```julia
+PlotlyKaleido.restart()
+```
+
+or simply kill it:
+
+```julia
+PlotlyKaleido.kill_kaleido()
+```

src/PlotlyKaleido.jl

@@ -6,8 +6,6 @@ using Kaleido_jll
 
 export savefig
 
-__init__() = start()
-
 #-----------------------------------------------------------------------------# Kaleido Process
 mutable struct Pipes
     stdin::Pipe
@@ -19,11 +17,11 @@ end
 
 const P = Pipes()
 
-kill() = is_running() && kill(P.proc)
+kill_kaleido() = is_running() && kill(P.proc)
 
 is_running() = isdefined(P, :proc) && isopen(P.stdin) && process_running(P.proc)
 
-restart() = (kill(); start())
+restart() = (kill_kaleido(); start())
 
 function start()
     is_running() && return

test/runtests.jl

@@ -1,6 +1,8 @@
 using Test
 @test_nowarn @eval using PlotlyKaleido
 
+PlotlyKaleido.start()
+
 import PlotlyLight, EasyConfig, PlotlyJS
 
 @testset "Saving JSON String" begin