Update deployment workflow (#20)

.github/workflows/Deploy.yaml

@@ -15,39 +15,40 @@ on:
   push:
     branches:
       - main
-      - master
-
-# This action needs permission to write the exported HTML file to the gh-pages branch.
-permissions:
-  contents: write
 
 jobs:
   build-and-deploy:
     runs-on: ubuntu-latest
 
+    # This action needs permission to write the exported HTML file to the gh-pages branch.
+    permissions:
+      actions: write # needed to allow julia-actions/cache to proactively delete old caches that it has created
+      contents: write
+      statuses: write
+
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # NOTE: Python is necessary for the pre-rendering (minification) step
     - name: Install python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
-        python-version: '3.8'
+        python-version: '3.12'
 
     - name: Install Julia
-      uses: julia-actions/setup-julia@v1
+      uses: julia-actions/setup-julia@v2
       with:
-        version: "1.8"
+        version: "1.10"
 
     - name: Cache Julia artifacts & such
-      uses: julia-actions/cache@v1
+      uses: julia-actions/cache@v2
       with:
         cache-registries: "true"
 
     # We set up a folder that Pluto can use to cache exported notebooks. If the notebook file did not change, then Pluto can take the exported file from cache instead of running the notebook.
     - name: Set up notebook state cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
           path: pluto_state_cache
           key: ${{ runner.os }}-pluto_state_cache-v2-${{ hashFiles('**/Project.toml', '**/Manifest.toml', '.github/workflows/*' ) }}-${{ hashFiles('**/*jl') }}