Update dependencies to latest versions and migrate to ESLint 9

- Upgrade all dependencies including Vue 3.5.18, TypeScript 5.9.2, Vite 7.0.6
- Migrate from ESLint 8 legacy config to ESLint 9 flat config format
- Replace .eslintrc.cjs with eslint.config.js using @vue/eslint-config-typescript
- Fix deprecated vue/component-tags-order rule (replaced with vue/block-order)
- Update package.json lint script for ESLint 9 compatibility
- Fix unused error variables in catch blocks to comply with linting rules

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

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

Author: stared

.eslintrc.cjs

@@ -0,0 +1,33 @@
+import pluginVue from 'eslint-plugin-vue'
+import { defineConfigWithVueTs, vueTsConfigs } from '@vue/eslint-config-typescript'
+
+export default defineConfigWithVueTs(
+  {
+    ignores: ['dist/**', 'node_modules/**', '*.d.ts', 'coverage/**', '.vite/**']
+  },
+  pluginVue.configs['flat/recommended'],
+  vueTsConfigs.recommended,
+  {
+    files: ['**/*.{ts,tsx,vue,js,jsx,mjs,cjs}'],
+    rules: {
+      '@typescript-eslint/no-unused-vars': ['error', { 
+        argsIgnorePattern: '^_',
+        varsIgnorePattern: '^_',
+        caughtErrorsIgnorePattern: '^_'
+      }],
+      '@typescript-eslint/no-explicit-any': 'warn',
+      '@typescript-eslint/explicit-function-return-type': 'error',
+      '@typescript-eslint/explicit-module-boundary-types': 'error',
+      
+      'vue/multi-word-component-names': 'off',
+      'vue/block-order': ['error', {
+        order: ['script', 'template', 'style']
+      }],
+      
+      'no-console': ['warn', { allow: ['warn', 'error'] }],
+      'no-debugger': 'error',
+      'prefer-const': 'error',
+      'no-var': 'error'
+    }
+  }
+)

eslint.config.js

@@ -7,23 +7,23 @@
     "dev": "vite",
     "build": "vite build",
     "preview": "vite preview",
-    "lint": "eslint . --ext .vue,.js,.jsx,.cjs,.mjs,.ts,.tsx,.cts,.mts --fix --ignore-path .gitignore"
+    "lint": "eslint . --fix"
   },
   "dependencies": {
     "monaco-editor": "^0.52.2",
-    "vue": "^3.4.0",
+    "vue": "^3.5.18",
     "webr": "^0.5.4"
   },
   "devDependencies": {
-    "@types/node": "^18.19.9",
-    "@typescript-eslint/eslint-plugin": "^6.21.0",
-    "@typescript-eslint/parser": "^6.21.0",
-    "@vitejs/plugin-vue": "^4.5.2",
-    "@vue/eslint-config-typescript": "^12.0.0",
-    "eslint": "^8.57.0",
-    "eslint-plugin-vue": "^9.20.1",
-    "typescript": "~5.3.0",
-    "vite": "^5.0.10"
+    "@types/node": "^24.1.0",
+    "@typescript-eslint/eslint-plugin": "^8.38.0",
+    "@typescript-eslint/parser": "^8.38.0",
+    "@vitejs/plugin-vue": "^6.0.1",
+    "@vue/eslint-config-typescript": "^14.6.0",
+    "eslint": "^9.32.0",
+    "eslint-plugin-vue": "^10.4.0",
+    "typescript": "~5.9.2",
+    "vite": "^7.0.6"
   },
   "packageManager": "[email protected]"
 }