Set up simple GitHub Actions workflow

.github/workflows/rust.yml

@@ -0,0 +1,19 @@
+name: Rust
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: [windows-latest]
+
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: 1.34.0
+    - name: Build
+      run: cargo build --verbose
+    - name: Run tests
+      run: cargo test --verbose