add workflow

.github/workflows/dut_testing.yml

@@ -0,0 +1,18 @@
+name: DUT Tests
+
+on: [pull_request]
+
+jobs:
+  dut_tests:
+    name: DUT testing
+    runs-on: dut-testing
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+      - name: Install python reqirements
+        run: cd testlib && make install
+      - name: Run Tests
+        run: cd testlib && make test
+