Add github action pipeline to run unit tests

Signed-off-by: Dimitris Karakasilis <dimitris@karakasilis.me>

.github/workflows/unit-tests.yml

@@ -0,0 +1,26 @@
+name: Unit tests
+on:
+ push:
+   branches:
+     - master
+ pull_request:
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Install Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '^1.18'
+
+      - name: Install Ginkgo
+        run: go install github.com/onsi/ginkgo/v2/ginkgo@v2.5.0
+
+      - name: Run tests
+        run: |
+          ginkgo run ./...