830797a9c3
Previously we would always take the first image in a post to use as the thumbnail. On media-heavy sites, users may want to manually select a specific image as the topic thumbnail. This commit allows this to be done via a `|thumbnail` attribute in markdown. For example, in this case, bbb would be chosen as the thumbnail: ```   ``` |
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| .. | ||
| emoji | ||
| engines | ||
| allow-lister.js | ||
| censored-words.js | ||
| emoji.js | ||
| guid.js | ||
| inline-oneboxer.js | ||
| oneboxer-cache.js | ||
| oneboxer.js | ||
| pretty-text.js | ||
| sanitizer.js | ||
| upload-short-url.js | ||
| white-lister.js | ||