From d99f2ebf17d873ebea2d2c08c4d36180cb85c763 Mon Sep 17 00:00:00 2001
From: DanielVandH <danj.vandenheuvel@gmail.com>
Date: Mon, 1 Jul 2024 00:38:52 +0100
Subject: [PATCH] fix 1.6

---
 .github/workflows/DocCleanup.yml              | 28 +++++++++++++++++++
 .../literate_applications/cell_simulations.jl |  2 +-
 2 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/DocCleanup.yml

diff --git a/.github/workflows/DocCleanup.yml b/.github/workflows/DocCleanup.yml
new file mode 100644
index 000000000..365d56fa7
--- /dev/null
+++ b/.github/workflows/DocCleanup.yml
@@ -0,0 +1,28 @@
+name: Doc Preview Cleanup
+
+on:
+  pull_request:
+    types: [closed]
+
+jobs:
+  doc-preview-cleanup:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout gh-pages branch
+        uses: actions/checkout@v3
+        with:
+          ref: gh-pages
+      - name: Delete preview and history + push changes
+        run: |
+            if [ -d "previews/PR$PRNUM" ]; then
+              git config user.name "Documenter.jl"
+              git config user.email "documenter@juliadocs.github.io"
+              git rm -rf "previews/PR$PRNUM"
+              git commit -m "delete preview"
+              git branch gh-pages-new $(echo "delete history" | git commit-tree HEAD^{tree})
+              git push --force origin gh-pages-new:gh-pages
+            fi
+        env:
+            PRNUM: ${{ github.event.number }}
\ No newline at end of file
diff --git a/docs/src/literate_applications/cell_simulations.jl b/docs/src/literate_applications/cell_simulations.jl
index e2fb6f42d..856918443 100644
--- a/docs/src/literate_applications/cell_simulations.jl
+++ b/docs/src/literate_applications/cell_simulations.jl
@@ -46,7 +46,7 @@ using StableRNGs
 using LinearAlgebra
 using StatsBase
 using CairoMakie
-@kwdef mutable struct CellModel{P}
+Base.@kwdef mutable struct CellModel{P}
     tri::Triangulation{P}
     new_r_cache::Vector{NTuple{2,Float64}} # for r(t + Δt)
     α::Float64