ci: Add build and test ci

Author: m1sk9

.github/workflows/ci.yaml

@@ -0,0 +1,41 @@
+# この CI ではあくまでテストとビルド, フォーマットの検証のみを行う
+
+name: ci
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    env:
+      # renovate: rust-lang/mdBook
+      MDBOOK_VERSION: '0.4.40'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup deno
+        uses: denoland/setup-deno@v1
+        with:
+          deno-version: v1.x
+
+      - name: Install mdbook
+        uses: peaceiris/actions-mdbook@v2
+        with:
+          mdbook-version: ${{ env.MDBOOK_VERSION }}
+
+      - name: Run fmt
+        run: |
+          deno task format:check
+
+      - name: Run test
+        run: |
+          deno task test
+
+      - name: Run build
+        run: |
+          deno task build