GitHub Pages デプロイ用 Actions を最新版に更新

- configure-pages v3 → v5
- upload-pages-artifact v1 → v3
- deploy-pages v2 → v4
（旧 upload-artifact v3 廃止対応）

Author: funyamora

.github/workflows/static.yml

@@ -2,27 +2,21 @@
 name: Deploy static content to Pages
 
 on:
-  # Runs on pushes targeting the default branch
   push:
     branches: ["main"]
-
-  # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
-# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
 permissions:
+  actions: read          # ← v4のdeploy-pagesで必須
   contents: read
   pages: write
   id-token: write
 
-# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
-# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
 concurrency:
   group: "pages"
   cancel-in-progress: false
 
 env:
-  # Setting an environment variable with the value of a configuration variable
   NEXT_PUBLIC_BASE_PATH: ${{ vars.BASE_PATH }}
 
 jobs:
@@ -32,26 +26,28 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     steps:
-      # Node.jsの準備
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+
       - name: Use Node.js v20
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: 20
-          cache: "npm"
-      # インストール
+          cache: npm
+
       - run: npm ci
-      # ビルド
       - run: npm run build --if-present
 
-      # デプロイ
+      # GitHub Pages 用のメタ設定
       - name: Setup Pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
+
+      # アーティファクトをアップロード（Pages専用のやつ）
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
-          # Upload entire repository
-          path: './out/'
+          path: ./out/         # ← ビルド成果物のディレクトリに合わせて
+
+      # デプロイ
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4