refactor(ci): use install action in deploy-gh-pages (#13)

Author: Hagith

.github/workflows/deploy-gh-pages.yml

@@ -17,19 +17,8 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Install pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          run_install: false
-
-      - name: Install Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version-file: 'package.json'
-          cache: 'pnpm'
-
-      - name: Install dependencies
-        run: pnpm install
+      - name: Install
+        uses: ./.github/actions/install
 
       - name: Repository Basename
         id: repository-basename