Add CI

.github/workflows/ci.yml

@@ -0,0 +1,48 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - 'main'
+  pull_request:
+    branches:
+      - 'main'
+      - 'feature/**'
+
+jobs:
+
+  ci:
+    name: Run CI
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [ '1.19', '1.20' ]
+    steps:
+
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      - name: Determine Go cache paths
+        id: golang-path
+        run: |
+          echo "build=$(go env GOCACHE)" >>"$GITHUB_OUTPUT"
+          echo "module=$(go env GOMODCACHE)" >>"$GITHUB_OUTPUT"
+        shell: bash
+
+      - name: Setup Go cache
+        uses: actions/cache@v3
+        with:
+          path: |
+            ${{ steps.golang-path.outputs.build }}
+            ${{ steps.golang-path.outputs.module }}
+          key: ${{ runner.os }}-golang-${{ hashFiles('**/go.sum', 'Makefile') }}
+          restore-keys: |
+            ${{ runner.os }}-golang-
+
+      - name: Run tests
+        run: make ci