Update and rename main.yml to github-pages-deploy.yml

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

@@ -0,0 +1,29 @@
+name: Deploy README to GitHub Pages
+
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: '14'
+
+      - name: Copy README to index.md
+        run: cp README.md index.md
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: .
+          publish_branch: gh-pages