Add github action

.github/workflows/main.yml

@@ -0,0 +1,55 @@
+name: Build and Test fft-convolution
+
+on:
+  push:
+    branches: [ main ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  format:
+    name: Check Format
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt
+      - name: Check formatting
+        run: cargo fmt --check
+
+  build:
+    name: Build and Test
+    needs: format
+    strategy:
+      matrix:
+        os: [macos-14, macos-15, ubuntu-22.04]
+        include:
+          - os: macos-14
+            target: x86_64-apple-darwin
+          - os: macos-15
+            target: aarch64-apple-darwin
+          - os: ubuntu-22.04
+            target: x86_64-unknown-linux-gnu
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Rust Cache
+        uses: Swatinem/rust-cache@v2
+
+      - name: Build
+        run: cargo build --release --target ${{ matrix.target }}
+
+      - name: Run tests
+        run: cargo test --release --target ${{ matrix.target }}
+