Add tests

.github/workflows/tests.yml

@@ -0,0 +1,32 @@
+on:
+  push:
+    branches:
+      - "master"
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      -
+        name: "Checkout"
+        uses: actions/checkout@v3
+
+      -
+        name: "Set up Docker Buildx"
+        uses: docker/setup-buildx-action@v2
+
+      -
+        name: "Build tests-util image"
+        uses: docker/build-push-action@v3
+        id: build
+        with:
+          context: build/tests-util/
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          load: true
+          tags: localhost/tests-util:latest
+
+      -
+        name: "Run tests"
+        run: bin/tests