---
import "../styles/global.css";
import PostHog from "../components/PostHog.astro";
import sequoia from "../../sequoia.json";
interface Props {
title: string;
description: string;
/** "article" for a post, so unfurlers stop calling it a site. */
ogType?: "website" | "article";
/** AT-URI of the record this page was rendered from, if it has one. */
atUri?: string;
}
const { title, description, ogType = "website", atUri } = Astro.props;
// The publication this site is. Read from the config that also fills
// public/.well-known/site.standard.publication, so the tag and the endpoint a
// verifier checks it against cannot drift. Before `sequoia init` runs the
// config carries a placeholder, and a tag resolving to nothing is worse than
// no tag — the same rule the document link below follows.
const publication = /^at:\/\/[^/]+\/site\.standard\.publication\/[^/]+$/.test(
sequoia.publicationUri,
)
? sequoia.publicationUri
: undefined;
// Unfurl crawlers resolve nothing relative, so these must be absolute.
const canonical = new URL(Astro.url.pathname, Astro.site);
const card = new URL("/og.png", Astro.site);
---
{title}
{
/* Every page says which publication it belongs to, so a reader that
already has the page does not have to probe the origin to find out —
and a reader that only probes still gets the same answer from the
well-known. */
}
{publication && }
{
/* The canonical link's ATProto counterpart. Only a page with a record
carries it: a verifier resolves the href, so an empty one is worse
than a missing tag. */
}
{atUri && }
{/* Twitter falls back to og:* for everything but the card type. */}
{
/* Feed autodiscovery, on every page: a subscribe button asks whatever
address it was handed, not just /posts. */
}
{/* Production builds only, so dev servers don't pollute analytics. */}
{import.meta.env.PROD && }