Add Gitea Actions workflow for git-pages deployment

Adapts the sln-school-comparison pattern: builds Vite static site in CI,
then copies dist/ to a pages branch served by the git-pages webhook at
pages.civilytics.org/crdc-demo/

.gitea/workflows/pages.yml

@@ -0,0 +1,61 @@
+name: Deploy to git-pages
+
+# Builds the Vite static site and pushes it to the `pages` branch, which
+# the git-pages webhook receiver at pages.civilytics.org serves.
+# URL: https://pages.civilytics.org/crdc-demo/
+# Same pattern as Civilytics/sln-school-comparison.
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - 'src/**'
+      - 'index.html'
+      - 'vite.config.mjs'
+      - 'package.json'
+      - '.gitea/workflows/pages.yml'
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: 'npm'
+
+      - name: Install dependencies & build static site
+        run: |
+          npm ci
+          # VITE_API_BASE defaults to the production API; override if needed via secrets.
+          npm run build
+
+      - name: Publish dist/ to pages branch
+        run: |
+          git config user.name "Gitea Actions"
+          git config user.email "actions@gitea.civilytics.org"
+
+          # Use the GITHUB_TOKEN for authentication (works with Gitea token auth)
+          TOKEN="${{ secrets.GITHUB_TOKEN }}"
+          if [ -z "$TOKEN" ]; then
+            echo "GITHUB_TOKEN not available; skipping deploy."
+            exit 0
+          fi
+
+          git remote set-url origin "https://token:${TOKEN}@gitea.civilytics.org/Civilytics/crdc-demo.git"
+
+          # Create orphan pages branch with only the built files
+          rm -rf /tmp/pages-branch
+          git worktree add --orphan -B pages /tmp/pages-branch
+
+          cp -r dist/. /tmp/pages-branch/
+          echo "${GITHUB_SHA}" > /tmp/pages-branch/deploy-sha.txt
+
+          cd /tmp/pages-branch
+          git add --all
+          git commit -m "Deploy from ${GITHUB_SHA}" || echo "No changes to deploy"
+          git push origin pages --force

_config.yml

@@ -1,29 +1,7 @@
-# Git Pages (Jekyll) configuration — for self-hosted static site deployment.
-# Matches the civilytics.org hosting setup where you have a GitHub/GitLab Pages equivalent.
+# Git Pages configuration — for self-hosted static site deployment.
+# This file is informational; the actual build + deploy happens via .gitea/workflows/pages.yml.
+# The workflow builds the Vite app, then copies dist/ to a `pages` branch served by git-pages.
 
 title: CRDC Arrests API Demo
 description: "Explore school-based arrest rates by U.S. district with Bayesian model comparisons."
 author: Civilytics Consulting LLC
-
-# Exclude non-essential files from Jekyll processing
-exclude:
-  - node_modules
-  - .git
-  - .github
-  - Dockerfile
-  - docker-compose.yml
-  - src
-  - package.json
-  - package-lock.json
-  - vite.config.js
-  - eslint.config.*
-
-# Keep the static build output as-is (no Jekyll processing of JS/CSS)
-keep_files:
-  - dist/
-
-# Markdown settings for any docs pages
-markdown: kramdown
-kramdown:
-  syntax_highlighter_opts:
-    blockquote_plain_markdown: true