add main.yml for code

.github/workflows/main.yml

@@ -0,0 +1,62 @@
+name: CI
+
+jobs:
+  check:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2021-07-27
+          override: true
+          components: rustfmt, clippy
+      - name: Check code format
+        uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+      - name: Clippy
+        uses: actions-rs/cargo@v1
+        with:
+          command: clippy
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, macos-latest]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'recursive'
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2021-07-27
+          components: rust-src
+      - name: Build
+        run: |
+          cd code
+          cargo build
+#        uses: actions-rs/cargo@v1
+#        with:
+#          command: build  
+
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, macos-latest]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'recursive'
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2021-07-27
+          components: rust-src
+      - name: Test
+        run: |
+          cd code
+          cargo test