Merge pull request #441 from JuliaCI/ib/cache

Use CI caching for documentation job and add newly required perms

templates/github/workflows/CI.yml

@@ -17,6 +17,9 @@ jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
     runs-on: ${{ matrix.os }}
+    permissions: # needed to allow julia-actions/cache to proactively delete old caches that it has created
+      actions: write
+      contents: read
     strategy:
       fail-fast: false
       matrix:
@@ -67,13 +70,15 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     permissions:
+      actions: write # needed to allow julia-actions/cache to proactively delete old caches that it has created
       contents: write
       statuses: write
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: '1'
+      - uses: julia-actions/cache@v1
       - name: Configure doc environment
         shell: julia --project=docs --color=yes {0}
         run: |