ci: Update ci config

.github/workflows/CI.yml

@@ -17,6 +17,10 @@ jobs:
   test:
     runs-on: ${{ matrix.os }}
     timeout-minutes: 60
+    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:
@@ -28,27 +32,34 @@ jobs:
           - 'x64'
           - 'x86'
         julia-version:
-          - '1.6'
+          - 'lts'
           - 'nightly'
         exclude:
           - os: macos-13 # Intel
             julia-arch: x86
+        include:
+          - os: macos-latest # Apple Silicon
+            julia-arch: 'aarch64'
+            julia-version: 'lts'
+          - os: macos-latest # Apple Silicon
+            julia-arch: 'aarch64'
+            julia-version: 'nightly'
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest
         with:
           version: ${{ matrix.julia-version }}
           arch: ${{ matrix.julia-arch }}
+      - uses: julia-actions/cache@v2
       # Alter the UUID so that we test this package instead of loading
       # the version that is already built into a Julia's system image.
       - run: julia --color=yes .ci/test_and_change_uuid.jl
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
-        env:
-            JULIA_PKG_SERVER: ${{ matrix.pkg-server }}
       - uses: codecov/codecov-action@v5
         with:
+          token: ${{ secrets.CODECOV_TOKEN }}
           files: lcov.info
   doctests:
     runs-on: ubuntu-latest