added github workflow

.github/workflows/test.yml

@@ -0,0 +1,36 @@
+name: Rust Build and Test
+
+on:
+  push:
+    branches: [ main ]
+    tags:
+      - 'v*'
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - name: Build
+        run: cargo build --verbose --release
+
+      - name: Run tests
+        run: cargo test --verbose --release
+
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: rsnippet-${{ matrix.os }}
+          path: |
+            ./target/release/rsnippet${{ matrix.os == 'windows-latest' && '.exe' || '' }}