style: apply prettier formatting across frontend components and pages

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packages/frontend/src/routes/admin/articles/[id]/+page.svelte

@@ -107,13 +107,13 @@
           <button
             type="button"
             class={`px-3 py-1 transition-colors ${editorTab === "write" ? "bg-primary/10 text-primary" : "text-muted-foreground"}`}
-            onclick={() => (editorTab = "write")}
-          >{$_("admin.common.write")}</button>
+            onclick={() => (editorTab = "write")}>{$_("admin.common.write")}</button
+          >
           <button
             type="button"
             class={`px-3 py-1 transition-colors ${editorTab === "preview" ? "bg-primary/10 text-primary" : "text-muted-foreground"}`}
-            onclick={() => (editorTab = "preview")}
-          >{$_("admin.common.preview")}</button>
+            onclick={() => (editorTab = "preview")}>{$_("admin.common.preview")}</button
+          >
         </div>
       </div>
       <div class="sm:grid sm:grid-cols-2 sm:gap-4 min-h-96">
@@ -127,7 +127,9 @@
           {#if preview}
             {@html preview}
           {:else}
-            <p class="text-muted-foreground italic text-sm">{$_("admin.article_form.preview_placeholder")}</p>
+            <p class="text-muted-foreground italic text-sm">
+              {$_("admin.article_form.preview_placeholder")}
+            </p>
           {/if}
         </div>
       </div>
@@ -152,7 +154,11 @@
         <SelectTrigger class="w-full">
           {#if selectedAuthor}
             {#if selectedAuthor.avatar}
-              <img src={getAssetUrl(selectedAuthor.avatar, "mini")} alt="" class="h-5 w-5 rounded-full object-cover shrink-0" />
+              <img
+                src={getAssetUrl(selectedAuthor.avatar, "mini")}
+                alt=""
+                class="h-5 w-5 rounded-full object-cover shrink-0"
+              />
             {/if}
             {selectedAuthor.artist_name}
           {:else}
@@ -164,7 +170,11 @@
           {#each data.authors as author (author.id)}
             <SelectItem value={author.id}>
               {#if author.avatar}
-                <img src={getAssetUrl(author.avatar, "mini")} alt="" class="h-5 w-5 rounded-full object-cover shrink-0" />
+                <img
+                  src={getAssetUrl(author.avatar, "mini")}
+                  alt=""
+                  class="h-5 w-5 rounded-full object-cover shrink-0"
+                />
               {/if}
               {author.artist_name}
             </SelectItem>
@@ -195,7 +205,11 @@
     </label>
 
     <div class="flex gap-3 pt-2">
-      <Button onclick={handleSubmit} disabled={saving} class="bg-gradient-to-r from-primary to-accent hover:from-primary/90 hover:to-accent/90">
+      <Button
+        onclick={handleSubmit}
+        disabled={saving}
+        class="bg-gradient-to-r from-primary to-accent hover:from-primary/90 hover:to-accent/90"
+      >
         {saving ? $_("admin.common.saving") : $_("admin.common.save_changes")}
       </Button>
       <Button variant="outline" href="/admin/articles">{$_("common.cancel")}</Button>