add github action

.github/workflows/rust.yml

@@ -0,0 +1,24 @@
+name: Cargo Build & Test
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build_and_test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        toolchain: ["stable", "beta", "nightly"]
+        crypto: ["ring", "aws-lc-rs", "ring,aws-lc-rs", ""]
+        tokio: ["tokio", "tokio,axum", ""]
+    steps:
+      - uses: actions/checkout@v3
+      - run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}
+      - run: cargo build --verbose --features ${{ matrix.crypto }},${{ matrix.tokio }}
+      - run: cargo test --verbose --features ${{ matrix.crypto }},${{ matrix.tokio }}