ci: add test

Author: hirokisan

.github/workflows/ci.yml

@@ -45,3 +45,14 @@ jobs:
         run: |
           cargo install cargo-audit --locked
           cargo audit
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/[email protected]
+      - uses: Swatinem/rust-cache@v2
+
+      - name: run test
+        run: cargo test