refactor: Remove unused imports and variables

- Remove unused Button and DEFAULT_PROMPT_TEMPLATE imports from LLM settings
- Remove unused imports from various component files
- Fix React Hook dependency arrays in settings components
- Clean up unused variables in tabs and test files

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: claude

src/components/settings/llm-settings.tsx

@@ -5,11 +5,10 @@ import { Input } from "@/components/ui/input";
 import { Textarea } from "@/components/ui/textarea";
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { Card, CardHeader, CardTitle, CardContent } from "@/components/ui/card";
-import { Button } from "@/components/ui/button";
 import { Eye, EyeOff } from "lucide-react";
 import { AppConfig, DEFAULT_MODELS } from "@/lib/types/config";
 import { useAppTranslation } from "@/lib/i18n";
-import { DEFAULT_PROMPT_TEMPLATE, DEFAULT_SYSTEM_PROMPT, DEFAULT_USER_PROMPT } from "@/lib/types/llm";
+import { DEFAULT_SYSTEM_PROMPT, DEFAULT_USER_PROMPT } from "@/lib/types/llm";
 
 interface LLMSettingsProps {
   config: AppConfig;
@@ -43,7 +42,7 @@ export function LLMSettings({ config, setConfig }: LLMSettingsProps) {
         setConfig(newConfig);
       }
     }
-  }, []);
+  }, [config, setConfig]);
 
   return (
     <Card className="mb-6">

src/components/settings/target-language-dialog.tsx

@@ -4,7 +4,6 @@ import { useState } from "react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from "@/components/ui/dialog";
-import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { SupportedLanguage, DEFAULT_LANGUAGES } from "@/lib/types/llm";
 import { useAppTranslation } from "@/lib/i18n";
 import { X } from "lucide-react";

src/components/settings/translation-settings.tsx

@@ -6,7 +6,7 @@ import { Input } from "@/components/ui/input";
 import { Card, CardHeader, CardTitle, CardContent } from "@/components/ui/card";
 import { AppConfig } from "@/lib/types/config";
 import { useAppTranslation } from "@/lib/i18n";
-import { SupportedLanguage, DEFAULT_LANGUAGES } from "@/lib/types/llm";
+import { SupportedLanguage } from "@/lib/types/llm";
 import { TargetLanguageDialog } from "./target-language-dialog";
 
 interface TranslationSettingsProps {
@@ -37,8 +37,6 @@ export function TranslationSettings({ config, setConfig }: TranslationSettingsPr
     }
   };
 
-  // Get all available languages (default + additional)
-  const allLanguages = [...DEFAULT_LANGUAGES, ...(config.translation.additionalLanguages || [])];
 
   return (
     <Card className="mb-6">

src/components/tabs/mods-tab.tsx

@@ -22,7 +22,6 @@ export function ModsTab() {
     setWholeProgress,
     setTotalChunks,
     setCompletedChunks,
-    incrementCompletedChunks,
     // Mod-level progress tracking
     setTotalMods,
     setCompletedMods,

src/components/tabs/quests-tab.tsx

@@ -128,7 +128,7 @@ export function QuestsTab() {
           target.name
         );
         totalChunksCount += tempJob.chunks.length;
-      } catch (error) {
+      } catch {
         // If we can't analyze the file, assume 1 chunk
         totalChunksCount += 1;
       }

src/components/tabs/target-language-selector.tsx

@@ -41,8 +41,6 @@ export const TargetLanguageSelector: React.FC<TargetLanguageSelectorProps> = ({
     }
   };
 
-  // Translate the label key here
-  const translatedLabel = t(labelKey);
 
   // Generate a stable ID from the key
   const selectId = `lang-select-${labelKey.replace(/\./g, '-')}`;

src/lib/services/__tests__/translation-runner.bun.test.ts

@@ -1,6 +1,5 @@
 import { test, describe, beforeEach, expect, mock } from 'bun:test';
 import { runTranslationJobs, RunTranslationJobsOptions } from '../translation-runner';
-import { TranslationService } from '../translation-service';
 import { TranslationResult } from '../../types/minecraft';
 import { 
   mockModData, 

src/lib/services/__tests__/translation-runner.jest.test.ts

@@ -1,5 +1,4 @@
 import { runTranslationJobs, RunTranslationJobsOptions } from '../translation-runner';
-import { TranslationService } from '../translation-service';
 import { TranslationResult } from '../../types/minecraft';
 import { 
   mockModData, 

src/lib/services/__tests__/translation-service.bun.test.ts

@@ -134,7 +134,7 @@ describe('TranslationService', () => {
   describe('Job Management', () => {
     test('should clear jobs correctly', () => {
       const job1 = translationService.createJob(mockModData.simpleMod.content, 'ja_jp');
-      const job2 = translationService.createJob({'key': 'value'}, 'zh_cn');
+      translationService.createJob({'key': 'value'}, 'zh_cn');
 
       expect(translationService.getAllJobs()).toHaveLength(2);
 
@@ -186,7 +186,7 @@ describe('TranslationService', () => {
         apiKey: 'test-key'
       };
 
-      const service = new TranslationService({ llmConfig: config });
+      new TranslationService({ llmConfig: config });
 
       // Should use adapter's max chunk size (50) as default
       expect(mockAdapter.getMaxChunkSize).toHaveBeenCalled();

src/lib/services/__tests__/translation-service.jest.test.ts

@@ -130,7 +130,7 @@ describe('TranslationService', () => {
   describe('Job Management', () => {
     it('should clear jobs correctly', () => {
       const job1 = translationService.createJob(mockModData.simpleMod.content, 'ja_jp');
-      const job2 = translationService.createJob({'key': 'value'}, 'zh_cn');
+      translationService.createJob({'key': 'value'}, 'zh_cn');
 
       expect(translationService.getAllJobs()).toHaveLength(2);
 
@@ -182,7 +182,7 @@ describe('TranslationService', () => {
         apiKey: 'test-key'
       };
 
-      const service = new TranslationService({ llmConfig: config });
+      new TranslationService({ llmConfig: config });
 
       // Should use adapter's max chunk size (50) as default
       expect(mockAdapter.getMaxChunkSize).toHaveBeenCalled();