feat: 添加 ESLint 配置并优化代码风格，移除未使用的功能

eslint.config.ts

@@ -0,0 +1,17 @@
+import js from "@eslint/js";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import pluginVue from "eslint-plugin-vue";
+import { defineConfig, globalIgnores } from "eslint/config";
+import eslintConfigPrettier from "eslint-config-prettier/flat";
+import eslintPluginPrettierRecommended from "eslint-plugin-prettier/recommended";
+
+export default defineConfig([
+  globalIgnores(["**/3rdparty/**", "**/node_modules/**", "**/dist/**", "**/dist-electron/**"]),
+  { files: ["**/*.{js,mjs,cjs,ts,mts,cts,vue}"], plugins: { js }, extends: ["js/recommended"], languageOptions: { globals: { ...globals.browser, ...globals.node } } },
+  tseslint.configs.recommended,
+  pluginVue.configs["flat/essential"],
+  { files: ["**/*.vue"], languageOptions: { parserOptions: { parser: tseslint.parser } } },
+  eslintConfigPrettier,
+  eslintPluginPrettierRecommended,
+]);