feat: migrate hosting to Cloudflare Pages via git.ampbox.io

- Update site URL to https://crashtestdev.com, remove /crashtestdev base path
- Add Gitea Actions workflow for Cloudflare Pages deployment
- Remove GitHub Actions workflows (GitHub Pages + legacy Azure SWA)
- Update tests to match new site config

🤖 Generated with [Amplifier](https://github.com/microsoft/amplifier)

Co-Authored-By: Amplifier <240397093+microsoft-amplifier@users.noreply.github.com>

.gitea/workflows/deploy.yml

@@ -0,0 +1,31 @@
+name: Deploy to Cloudflare Pages
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Deploy to Cloudflare Pages
+        uses: cloudflare/wrangler-action@v3
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
+          command: pages deploy dist/ --project-name=crashtestdev