diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..301ac06
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,40 @@
+name: ci
+
+on:
+  push:
+    branches: [dev, main]
+  pull_request:
+    branches: [dev, main]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Check formatting
+        run: |
+          unformatted=$(gofmt -l .)
+          if [ -n "$unformatted" ]; then
+            echo "Not gofmt'd:"
+            echo "$unformatted"
+            exit 1
+          fi
+
+      - run: go vet ./...
+
+      - run: go build ./...
+
+      # Catches a broken release config before a tag is pushed.
+      - uses: goreleaser/goreleaser-action@v6
+        with:
+          version: '~> v2'
+          args: check