FIX: A typo in bot filtration in ai-bot-header-icon (#1455)

* FIX: A typo in bot filtration in ai-bot-header-icon

* FIX: Show header icon when there's only one persona with a default LLM set

---------

Co-authored-by: Roman Rizzi <[email protected]>

assets/javascripts/discourse/components/ai-bot-header-icon.gjs

@@ -20,7 +20,7 @@ export default class AiBotHeaderIcon extends Component {
 
   get bots() {
     const availableBots = this.currentUser.ai_enabled_chat_bots
-      .filter((bot) => !bot.is_persosna)
+      .filter((bot) => !bot.is_persona || bot.has_default_llm)
       .filter(Boolean);
 
     return availableBots ? availableBots.map((bot) => bot.model_name) : [];

lib/ai_bot/entry_point.rb

@@ -200,6 +200,7 @@ module DiscourseAi
                 {
                   "id" => persona_user[:user_id],
                   "username" => persona_user[:username],
+                  "has_default_llm" => persona_user[:default_llm_id].present?,
                   "force_default_llm" => persona_user[:force_default_llm],
                   "is_persona" => true,
                 }