Update blog example

        published: create.published ?? Temporal.Now.instant(),

      };

      // Filters only `Note` objects that are in reply to posts in this blog:

      const urlPattern = new URLPattern("/posts/:uuid", ctx.url.href);

      for (const replyTargetId of object.replyTargetIds) {

        const match = urlPattern.exec(replyTargetId);

        if (match == null) continue;

        const postUuid = match.pathname.groups.uuid;

        if (postUuid == null) continue;

        const parsed = ctx.parseUri(replyTargetId);

        if (

          parsed == null || parsed.type !== "object" || parsed.class !== Article

        ) continue;

        const postUuid = parsed.values.uuid;

        await addComment({ ...comment, postUuid });

      }

    } else {