diff --git a/.github/workflows/CI.yaml b/.github/workflows/CI.yaml
new file mode 100644
index 0000000..ee815a8
--- /dev/null
+++ b/.github/workflows/CI.yaml
@@ -0,0 +1,48 @@
+name: CI (Stack)
+
+on: [push, pull_request]
+
+jobs:
+  test_with_stack:
+    name: Testing with Stack-${{ matrix.stack }}, on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        stack: ["2.9.3"]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-haskell@v1.1.3
+        with:
+          ghc-version: ${{ matrix.ghc }}
+          stack-version: ${{ matrix.stack }}
+      - name: Cache (Unix platform)
+        uses: actions/cache@v2
+        with:
+          path: ~/.stack
+          key: stack-cache-${{ runner.os }}-${{ hashFiles('stack.yaml.lock') }}-${{ hashFiles('stack.yaml') }}
+          restore-keys: |
+            stack-cache-${{ runner.os }}-${{ hashFiles('stack.yaml.lock') }}
+            stack-cache-${{ runner.os }}
+      - name: Install dependencies
+        run: |
+          stack update
+          stack build --system-ghc --only-dependencies --test --bench --no-run-tests --no-run-benchmarks
+      - name: Build
+        run: stack build --system-ghc --test --bench --no-run-tests --no-run-benchmarks
+      - name: Run tests
+        run: stack test
+  hlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: "Set up HLint"
+        uses: haskell/actions/hlint-setup@v2
+
+      - name: "Run HLint"
+        uses: haskell/actions/hlint-run@v2
+        with:
+          path: .
+          fail-on: warning