🏗✨：migrate to eleventy #1476

Fixes: #1462
PR URL: #1476
Reviewed-by: OpenINF-bot <openinfbot@open.inf.is>

---------

Signed-off-by: Derek Lewis <dereknongeneric@open.inf.is>

Author: DerekNonGeneric

.eleventyignore

@@ -0,0 +1,5 @@
+_assets/
+.github/
+**/LICENSE/**
+**/README.md
+tools/

.github/workflows/deploy.yml

@@ -0,0 +1,49 @@
+# Build and deploy the Eleventy site to GitHub Pages.
+name: Deploy Eleventy site to Pages
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out project repository
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
+      - name: Set up Node.js runtime
+        uses: actions/setup-node@0a44ba7841725637a19e28fa30b79a866c81b0a6 # v4.0.4
+        with:
+          node-version-file: 'package.json'
+      - name: Install
+        run: |
+          corepack enable
+          corepack prepare pnpm@latest --activate
+          pnpm install
+          echo "$(pwd)/node_modules/.bin" >> $GITHUB_PATH
+      - name: Build
+        run: nps build
+      - name: Setup Pages
+        id: pages
+        uses: actions/configure-pages@983d7736d9b0ae728b81ab479565c72886d7745b # v5.0.0
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3
+        with:
+          path: _site
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4.0.5

.vscode/settings.json

@@ -183,7 +183,8 @@
     ".renovaterc.json5": "json5",
     "*.scss": "scss",
     ".snyk": "yaml",
-    "*.html": "liquid"
+    "*.html": "liquid",
+    ".eleventyignore": "ignore"
   },
 
   // Configure glob patterns for excluding files and folders. For example, the