remove workflow relic

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

@@ -1,49 +0,0 @@
-name: hugo CI
-
-on:
-  push:
-    branches:
-      - main  # Set a branch name to trigger deployment
-  pull_request:
-
-jobs:
-  deploy:
-    runs-on: ubuntu-20.04
-    concurrency:
-      group: ${{ github.workflow }}-${{ github.ref }}
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          submodules: recursive  # Fetch Hugo themes (true OR recursive)
-          fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
-
-      - name: Setup Hugo
-        uses: peaceiris/actions-hugo@v2
-        with:
-          hugo-version: 'latest'
-          extended: true    # Use extended Hugo
-
-      - name: Setup Node
-        uses: actions/setup-node@v2
-        with:
-          node-version: '20'
-
-      - name: Cache dependencies
-        uses: actions/cache@v1
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-
-      - name: Prepare postcss-cli
-        run: npm ci
-        
-      - name: Build
-        run: hugo --minify
-
-      - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
-        if: ${{ github.ref == 'refs/heads/main' }}
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./public