Add github CI action

.github/workflows/ci.yml

@@ -0,0 +1,16 @@
+name: CI
+on: [ push, pull_request ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build
+        run: cargo build
+      - name: Test
+        run: cargo test
+#        if: ${{ contains(matrix.features, 'coverage') }}
+#        uses: codecov/codecov-action@v3
+#        with:
+#          fail_ci_if_error: true
+#          gcov: true