Every pasted link, a proper card

import os, requests

API = "https://urlpipe.dev"
HEADERS = {"Authorization": f"Bearer {os.environ['URLPIPE_API_KEY']}"}

def unfurl(url: str) -> dict:
    meta = requests.post(f"{API}/meta", headers=HEADERS,
                         json={"url": url, "sync": True}, timeout=75).json()
    image = meta.get("main_image_url")

    if not image:  # no og:image: photograph the first screen instead
        shot = requests.post(f"{API}/screenshot", headers=HEADERS, json={
            "url": url,
            "sync": True,
            "screenshot_options": {"full_page": False, "viewport_width": 1200,
                                   "viewport_height": 630, "format": "webp"},
            "page_options": {"block_cookie_banners": True},
        }, timeout=75)
        image = shot.headers.get("X-Result-Url")

    return {"url": url, "title": meta.get("title"),
            "description": meta.get("description"),
            "image": image, "icon": meta.get("favicon_url")}

const API = "https://urlpipe.dev";
const headers = {
  Authorization: `Bearer ${process.env.URLPIPE_API_KEY}`,
  "Content-Type": "application/json",
};
const post = (path, body) =>
  fetch(`${API}${path}`, { method: "POST", headers, body: JSON.stringify(body) });

export async function unfurl(url) {
  const meta = await (await post("/meta", { url, sync: true })).json();
  let image = meta.main_image_url;

  if (!image) {
    // no og:image: photograph the first screen instead
    const shot = await post("/screenshot", {
      url,
      sync: true,
      screenshot_options: { full_page: false, viewport_width: 1200,
                            viewport_height: 630, format: "webp" },
      page_options: { block_cookie_banners: true },
    });
    image = shot.headers.get("X-Result-Url");
  }

  return { url, title: meta.title, description: meta.description,
           image, icon: meta.favicon_url };
}

# 1. The card's text, image and icon
curl -X POST https://urlpipe.dev/meta \
  -H "Authorization: Bearer $URLPIPE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"url": "https://example.com/post", "sync": true}'

# 2. Only if main_image_url was null: a 1200x630 first screen, and its keyless link
curl -sD - -o /dev/null -X POST https://urlpipe.dev/screenshot \
  -H "Authorization: Bearer $URLPIPE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"url": "https://example.com/post", "sync": true,
       "screenshot_options": {"full_page": false, "viewport_width": 1200,
                              "viewport_height": 630, "format": "webp"}}' \
| grep -i '^x-result-url'