Adding macos-test workflow.

.github/workflows/macos-test.yml

@@ -0,0 +1,31 @@
+name: Earthly
+on:
+  push:
+    paths:
+      - "emacs/**.el"
+      - "emacs/**.org"
+      - "devbox/**.json"
+      - ".github/**"
+jobs:
+  tests:
+    strategy:
+      matrix:
+        runner:
+          - macos-11
+          - macos-12
+          - macos-13
+          - macos-14
+    runs-on: ${{ matrix.runner }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: which gtar
+        run: which gtar
+      # - name: Install devbox
+      #   uses: jetpack-io/devbox-install-action@v0.8.0
+      #   with:
+      #     project-path: devbox/plugins/emacs/test
+      #     enable-cache: "true"
+      # - name: test emacs early-init.el config
+      #   run: devbox run -c devbox/plugins/emacs/test/ -- emacs --batch -l ../../emacs/early-init.el
+      # - name: test emacs init.el config
+      #   run: devbox run -c devbox/plugins/emacs/test/ -- emacs --batch -l ../../emacs/init.el