Initial shown and revealed

Test initially shown posts and number of posts revealed with “show more”.

Default, uses YAML front matter

---
bluesky-comments:
  n-show-init: 1
  n-show-more: 2
---

{{< bluesky-comments at://did:plc:72jpccg3u3vbohc67rqrplei/app.bsky.feed.post/3lbu5opiixc2j>}}

n-show-init="2" n-show-more="1"

{{< bluesky-comments at://did:plc:72jpccg3u3vbohc67rqrplei/app.bsky.feed.post/3lbu5opiixc2j n-show-init="2" n-show-more=1 >}}

n-show-init="4" n-show-more=2

{{< bluesky-comments at://did:plc:72jpccg3u3vbohc67rqrplei/app.bsky.feed.post/3lbu5opiixc2j n-show-init="4" n-show-more=2 >}}