Merge pull request #20 from H1rono/gha

GitHub Actionsセットアップした

.github/workflows/build.yml

@@ -0,0 +1,17 @@
+name: build
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  rust:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo build
+      - run: cargo fmt --all -- --check
+      - run: cargo clippy -- -D warnings