deploy-chat-worker.yml

name: Deploy chat worker

# Runs when the worker code changes or when the catalog DB the worker
# bundles is updated. Manual re-runs via the "Run workflow" button.
on:
  push:
    branches: [main]
    paths:
      - 'chat-worker/**'
      - 'prototype-sqlite/data/catalog.db'
      - '.github/workflows/deploy-chat-worker.yml'
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: chat-worker/package-lock.json

      - name: Install worker dependencies
        working-directory: chat-worker
        run: npm ci

      - name: Sync catalog DB into worker bundle
        working-directory: chat-worker
        run: npm run sync-db

      - name: Deploy to Cloudflare + sync secrets
        id: deploy
        uses: cloudflare/wrangler-action@v3
        with:
          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
          accountId: ${{ vars.CLOUDFLARE_ACCOUNT_ID }}
          workingDirectory: chat-worker
          secrets: |
            ANTHROPIC_API_KEY
        env:
          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}

      # Smoke test: GET / hits the health endpoint, which doesn't call
      # Anthropic (so no API spend) and doesn't load the catalog DB (so
      # no WASM init either). It only confirms the worker booted and is
      # routing requests. Fails the build if the worker returns non-200.
      - name: Smoke test deployed worker
        env:
          WORKER_URL: ${{ steps.deploy.outputs.deployment-url }}
        run: |
          set -euo pipefail
          URL="${WORKER_URL:-https://bbl-datenkatalog-chat.dav-ras.workers.dev}"
          echo "Pinging $URL ..."
          for i in 1 2 3; do
            if curl -fsS --max-time 10 "$URL" | tee /tmp/health.json | grep -q '"ok":true'; then
              echo "Health check passed."
              exit 0
            fi
            echo "Attempt $i failed, retrying in 5s..."
            sleep 5
          done
          echo "Health check failed after 3 attempts."
          cat /tmp/health.json || true
          exit 1