maybe add CI

.github/workflows/main.yml

@@ -0,0 +1,23 @@
+name: PQC
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  unit-test:
+    name: Unit tests
+    runs-on: [ubuntu-20.04]
+    steps:
+      - uses: actions/checkout@v1
+        with:
+          submodules: true
+      - name: build
+        run: |
+          mkdir -p build
+          cd build
+          cmake -DCMAKE_BUILD_TYPE=Release ..
+          make
+      - name: run tests
+        run: |
+          ./ut