Daily Slack alert for new funded startups

1. 01Create a Slack Incoming Webhook.
2. 02Deploy a tiny Worker/Lambda that verifies our HMAC + forwards to Slack.
3. 03Subscribe via /v1/webhooks with your filters.

# 1. Create a webhook (pointing at a proxy that forwards to Slack)
curl -X POST https://fundedapi.com/v1/webhooks \
  -H "Authorization: Bearer $FUNDED_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://your-proxy.example.com/slack-forward",
    "filters": { "niche": "AI", "hiring": true }
  }'

# 2. Your proxy (Node.js, Cloudflare Worker, whatever) receives:
#    POST /slack-forward
#    Body: { startup: {...}, event: "startup.new" }
#    Headers: X-FundedAPI-Signature: sha256=<hmac>
#
# 3. Verify HMAC and forward to Slack:
#    POST https://hooks.slack.com/services/XXX/YYY/ZZZ
#    Body: { "text": "🎉 ${startup.name} raised ${startup.fundingRound}" }

• ▸A FundedAPI key (free). Grab one.
• ▸Set FUNDED_API_KEY in your environment.
• ▸Read the API reference if you need other endpoints.