add ci

.github/workflows/rust.yml

@@ -28,7 +28,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Install toolchain
-      uses: actions-rs/toolchain@v1
+      uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: ${{ matrix.rust }}
         override: true
@@ -36,3 +36,16 @@ jobs:
       run: cargo build --verbose
     - name: Run tests
       run: cargo test --verbose
+
+  build_android:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Install toolchain
+      uses: dtolnay/rust-toolchain@stable
+      with:
+        targets: 'aarch64-linux-android, armv7-linux-androideabi'
+    - name: build
+      run: |
+        cargo build --target aarch64-linux-android --all-features
+        cargo build --target armv7-linux-androideabi --all-features