feat: always use configured model

lib/captain/follow_up_service.rb

@@ -33,7 +33,7 @@ class Captain::FollowUpService < Captain::BaseTaskService
       { role: 'user', content: user_message }
     ]
 
-    response = make_api_call(model: GPT_MODEL, messages: messages)
+    response = make_api_call(model: configured_model, messages: messages)
     return response if response[:error]
 
     response.merge(follow_up_context: update_follow_up_context(user_message, response[:message]))

lib/captain/label_suggestion_service.rb

@@ -12,7 +12,7 @@ class Captain::LabelSuggestionService < Captain::BaseTaskService
 
     # Make API call
     response = make_api_call(
-      model: GPT_MODEL, # TODO: Use separate model for label suggestion
+      model: configured_model,
       messages: [
         { role: 'system', content: prompt_from_file('label_suggestion') },
         { role: 'user', content: content }

lib/captain/reply_suggestion_service.rb

@@ -3,7 +3,7 @@ class Captain::ReplySuggestionService < Captain::BaseTaskService
 
   def perform
     make_api_call(
-      model: GPT_MODEL,
+      model: configured_model,
       messages: [
         { role: 'system', content: prompt_from_file('reply') }
       ].concat(conversation_messages)

lib/captain/rewrite_service.rb

@@ -36,7 +36,7 @@ class Captain::RewriteService < Captain::BaseTaskService
 
   def call_llm_with_prompt(system_content, user_content = content)
     make_api_call(
-      model: GPT_MODEL,
+      model: configured_model,
       messages: [
         { role: 'system', content: system_content },
         { role: 'user', content: user_content }

lib/captain/summary_service.rb

@@ -3,7 +3,7 @@ class Captain::SummaryService < Captain::BaseTaskService
 
   def perform
     make_api_call(
-      model: GPT_MODEL,
+      model: configured_model,
       messages: [
         { role: 'system', content: prompt_from_file('summary') },
         { role: 'user', content: conversation.to_llm_text(include_contact_details: false) }