ci: add commitlint GitHub Actions

Author: Marukome0743

.github/workflows/commitlint.yml

@@ -0,0 +1,51 @@
+name: Conventional Commitlint
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  commitlint:
+    name: Commitlint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
+        with:
+          node-version: lts/*
+          cache: yarn
+
+      - name: Install dependencies
+        run: yarn install --ignore-engines --frozen-lockfile
+
+      - name: Build packages
+        run: yarn build
+
+      - name: Print versions
+        run: |
+          git --version
+          node --version
+          npm --version
+          yarn --version
+          yarn commitlint --version
+
+      - name: Create commitlint.config.js
+        run: |
+          echo "export default { extends: ['@commitlint/config-conventional'] };" > commitlint.config.js
+
+      - name: Validate current commit (last commit) with commitlint
+        if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
+        run: yarn commitlint --last --verbose
+
+      - name: Validate PR commits with commitlint
+        if: github.event_name == 'pull_request'
+        run: yarn commitlint --from ${{ github.event.pull_request.base.sha }} --to ${{ github.event.pull_request.head.sha }} --verbose