style: fix lint errors in test files

- Remove unused imports in config.test.ts and conversations.test.ts
- Remove unused handler variable in tauri.test.ts
- Remove unused _args parameter in vitest.setup.ts mock
- Add coverage/ to eslint ignore list

eslint.config.js

@@ -27,6 +27,6 @@ export default tseslint.config(
     },
   },
   {
-    ignores: ["build/", ".svelte-kit/", "dist/", "src-tauri/target/", "node_modules/"],
+    ignores: ["build/", ".svelte-kit/", "dist/", "src-tauri/target/", "node_modules/", "coverage/"],
   }
 );

src/lib/stores/config.test.ts

@@ -1,11 +1,6 @@
 import { describe, it, expect, beforeEach, vi } from "vitest";
-import { get } from "svelte/store";
 import {
   configStore,
-  isDarkTheme,
-  isStreamerMode,
-  isCompactMode,
-  shouldHidePaths,
   maskPaths,
   clampFontSize,
   applyFontSize,

src/lib/stores/conversations.test.ts

@@ -1,5 +1,4 @@
-import { describe, it, expect, beforeEach, vi } from "vitest";
+import { describe, it, expect } from "vitest";
-import { get } from "svelte/store";
 
 // Test the Conversation interface and store behavior
 describe("Conversation interface", () => {
@@ -252,7 +251,7 @@ describe("conversation management operations", () => {
   });
 
   it("uses default name when not provided", () => {
-    let counter = 5;
+    const counter = 5;
     const createNewConversation = (name?: string) => ({
       name: name || `Conversation ${counter}`,
     });
@@ -452,9 +451,7 @@ describe("attachment management", () => {
   });
 
   it("clears all attachments", () => {
-    const attachments = [{ id: "att-1" }, { id: "att-2" }];
+    const cleared: Array<{ id: string }> = [];
-
-    const cleared: typeof attachments = [];
     expect(cleared).toHaveLength(0);
   });
 });

src/lib/tauri.test.ts

@@ -319,8 +319,6 @@ describe("tauri event handling", () => {
 
 describe("mock event system", () => {
   it("can emit events through mock system", () => {
-    const handler = vi.fn();
-
     // The emitMockEvent function should work
     expect(typeof emitMockEvent).toBe("function");
   });

vitest.setup.ts

@@ -13,7 +13,7 @@ export function clearMockInvokeResults() {
 }
 
 vi.mock("@tauri-apps/api/core", () => ({
-  invoke: vi.fn((command: string, _args?: Record<string, unknown>) => {
+  invoke: vi.fn((command: string) => {
     if (command in mockInvokeResults) {
       const result = mockInvokeResults[command];
       if (result instanceof Error) {