chore: add initial CI setup

.github/workflows/test.yml

@@ -0,0 +1,31 @@
+name: tests
+on: [push]
+jobs:
+
+  build:
+    name: tests
+
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+        toolchain: ["stable", "nightly"]
+
+    steps:
+
+    - name: Install Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.toolchain }}
+        override: true
+        components: rustfmt, clippy
+
+    - name: checkout code
+      uses: actions/checkout@v1
+
+    - name: lint
+      run: make lint
+
+    - name: test
+      run: make test