Add GitHub Actions workflow to host docs in GitHub pages

Author: coord-e

.github/workflows/docs.yml

@@ -0,0 +1,30 @@
+on:
+  push:
+    branches:
+      - main
+
+permissions: {}
+
+concurrency:
+  group: ${{ github.workflow }}
+
+jobs:
+  docs:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pages: write
+      id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - uses: actions/checkout@v4
+      - run: cargo doc --no-deps --document-private-items
+      - run: echo '<meta http-equiv="refresh" content="0;url=thrust">' > target/doc/index.html
+      - uses: actions/configure-pages@v5
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: 'target/doc'
+      - id: deployment
+        uses: actions/deploy-pages@v4