From 1d165137776ea6b0d5ff81054e55759570bb4c4c Mon Sep 17 00:00:00 2001
From: Tim McGilchrist <timmcgil@gmail.com>
Date: Thu, 2 Sep 2021 12:30:57 +1000
Subject: [PATCH] Add GitHub Actions CI.

---
 .github/dependabot.yaml   | 11 +++++++++
 .github/workflows/ci.yaml | 48 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100644 .github/dependabot.yaml
 create mode 100644 .github/workflows/ci.yaml

diff --git a/.github/dependabot.yaml b/.github/dependabot.yaml
new file mode 100644
index 0000000..d1a34aa
--- /dev/null
+++ b/.github/dependabot.yaml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "GA"
+      include: "scope"
+    labels:
+      - "CI"
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..d1ee76c
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,48 @@
+name: CI
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+
+        ocaml-version:
+          - 4.02.x
+          - 4.03.x
+          - 4.04.x
+          - 4.05.x
+          - 4.06.x
+          - 4.07.x
+          - 4.08.x
+          - 4.09.x
+          - 4.10.x
+          - 4.11.x
+          - 4.12.x
+          - 4.13.x
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Use OCaml ${{ matrix.ocaml-compiler }}
+        uses: ocaml/setup-ocaml@v2
+        with:
+          ocaml-compiler: ${{ matrix.ocaml-compiler }}
+
+      - name: Dependencies
+        run: opam install --deps-only . --with-test
+      - name: Build
+        run: opam exec -- dune build @install
+      # TODO Enable this once there are tests.
+      # - name: Test
+      #   run: opam exec -- dune build @runtest
\ No newline at end of file