Set up GitHub Actions

.github/workflows/test.yml

@@ -0,0 +1,21 @@
+name: Test
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: '45 10 * * *'
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        julia-version: ['1', 'nightly']
+        julia-arch: [x64]
+        os: [ubuntu-latest]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: julia-actions/setup-julia@v1
+        with:
+          version: ${{ matrix.julia-version }}
+      - uses: julia-actions/julia-buildpkg@v1
+      - uses: julia-actions/julia-runtest@v1