Add precompile step for rePCA

.gitignore

@@ -4,8 +4,8 @@ docs/src/assets/*.svg
 test/scratch.jl
 tune.json
 Manifest.toml
+Manifest-v*.toml
 settings.json
 docs/jmd
 LocalPreferences.toml
 benchmark.md
-

src/MixedModels.jl

@@ -210,15 +210,19 @@ include("profile/profile.jl")
     sleepstudy = MixedModels.dataset(:sleepstudy)
     contra = MixedModels.dataset(:contra)
     progress = false
+    io = IOBuffer()
     @compile_workload begin
         # all calls in this block will be precompiled, regardless of whether
         # they belong to your package or not (on Julia 1.8 and higher)
 
         # these are relatively small models and so shouldn't increase precompile times all that much
         # while still massively boosting load and TTFX times
-        fit(MixedModel,
-            @formula(reaction ~ 1 + days + (1 + days | subj)),
-            sleepstudy; progress)
+        m = fit(MixedModel,
+                @formula(reaction ~ 1 + days + (1 + days | subj)),
+                sleepstudy; progress)
+        show(io, m)
+        show(io, m.PCA.subj)
+        show(io, m.rePCA)
         fit(MixedModel,
             @formula(use ~ 1 + age + abs2(age) + urban + livch + (1 | urban & dist)),
             contra,