feat: add opengraph generation for social and tv

lumbunglib/templates/hashtag.md

@@ -4,6 +4,8 @@ draft: false
 author: "{{ post_metadata.account.display_name }}"
 avatar: "{{ post_metadata.account.avatar }}"
 categories: ["shouts"]
+images: [{% for i in post_metadata.media_attachments %} "{{ i.url }}", {% endfor %}]
+title: "{{ post_metadata.account.display_name }}"
 tags: [{% for i in post_metadata.tags %} "{{ i.name }}", {% endfor %}]
 ---
 

lumbunglib/templates/video.md

@@ -7,6 +7,7 @@ video_duration: "{{ v.duration | duration }} "
 video_channel: "{{ v.channel.display_name }}"
 channel_url: "{{ v.channel.url }}"
 preview_image: "{{ preview_image }}"
+images: ["./{{ preview_image }}"]
 categories: ["tv","{{ v.channel.display_name }}"]
 is_live: {{ v.is_live }}
 ---