Rename thumbnails to show-thumbnails

internal/assets/templates/forum-posts.html

@@ -5,7 +5,7 @@
     {{ range $i, $post := .Posts }}
     <li {{ if shouldCollapse $i $.CollapseAfter }}class="list-collapsible-item" style="--animation-delay: {{ itemAnimationDelay $i $.CollapseAfter }};"{{ end }}>
         <div class="forum-post-list-item thumbnail-container">
-            {{ if $.Thumbnails }}
+            {{ if $.ShowThumbnails }}
                 {{ if ne $post.ThumbnailUrl "" }}
                 <img class="forum-post-list-thumbnail thumbnail" src="{{ $post.ThumbnailUrl }}" alt="" loading="lazy">
                 {{ else if $post.HasTargetUrl }}

internal/widget/hacker-news.go

@@ -15,7 +15,7 @@ type HackerNews struct {
 	Limit               int             `yaml:"limit"`
 	CollapseAfter       int             `yaml:"collapse-after"`
 	CommentsUrlTemplate string          `yaml:"comments-url-template"`
-	Thumbnails          bool            `yaml:"-"`
+	ShowThumbnails      bool            `yaml:"-"`
 }
 
 func (widget *HackerNews) Initialize() error {

internal/widget/reddit.go

@@ -15,7 +15,7 @@ type Reddit struct {
 	Posts               feed.ForumPosts `yaml:"-"`
 	Subreddit           string          `yaml:"subreddit"`
 	Style               string          `yaml:"style"`
-	Thumbnails          bool            `yaml:"thumbnails"`
+	ShowThumbnails      bool            `yaml:"show-thumbnails"`
 	CommentsUrlTemplate string          `yaml:"comments-url-template"`
 	Limit               int             `yaml:"limit"`
 	CollapseAfter       int             `yaml:"collapse-after"`