initial commit

2 files changed, 86 insertions, 0 deletions

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..4c39a33
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,8 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "ci"
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..f6eb351
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,78 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build (${{ matrix.system }})
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - system: x86_64-linux
+            os: ubuntu-latest
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+        # https://github.com/actions/runner-images/issues/2840#issuecomment-790492173
+      - name: Clear disk space
+        run: |
+          sudo rm -rf /usr/share/dotnet
+          sudo rm -rf /opt/ghc
+          sudo rm -rf /usr/local/share/boost
+          sudo rm -rf "$AGENT_TOOLSDIRECTORY"
+
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@v13
+        with:
+          diagnostic-endpoint: ""
+
+      - name: Setup Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v7
+
+      - name: Run build
+        run: |
+          nix run \
+            --inputs-from . \
+            nixpkgs#nix-fast-build -- \
+            --no-nom \
+            --option allow-import-from-derivation false
+
+  format:
+    name: Format
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@v13
+        with:
+          diagnostic-endpoint: ""
+
+      - name: Check formatting
+        run: nix fmt -- --check .
+
+  build-gate:
+    name: Build gate
+    needs: [build, format]
+
+    if: always()
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Exit with error
+        if: contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled')
+        run: exit 1