Add GitHub Actions config

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+name: CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Build
+      run: cargo build --all
+    - name: Check format
+      run: cargo fmt --all -- --check
+    - name: Run clippy
+      run: cargo clippy --workspace --all-targets --all-features -- --deny warnings
+    - name: Run tests
+      run: cargo test --all