Remove unused scripts and config files

vitest.config.js

@@ -1,46 +0,0 @@
-import path from 'path';
-import { defineConfig } from 'vitest/config';
-
-export default defineConfig({
-  test: {
-    // Use happy-dom for faster DOM testing
-    environment: 'happy-dom',
-    
-    // Include test files
-    include: ['tests/frontend/unit/**/*.{test,spec}.{js,mjs,cjs}'],
-    
-    // Global test utilities
-    globals: true,
-    
-    // Coverage configuration
-    coverage: {
-      provider: 'v8',
-      reporter: ['text', 'html', 'json'],
-      reportsDirectory: './htmlcov_frontend',
-      include: ['src/server/web/static/js/**/*.js'],
-      exclude: [
-        'node_modules/',
-        'tests/',
-        '**/*.test.js',
-        '**/*.spec.js'
-      ],
-      all: true,
-      lines: 80,
-      functions: 80,
-      branches: 80,
-      statements: 80
-    },
-    
-    // Test timeout (30 seconds)
-    testTimeout: 30000,
-    
-    // Hook timeout (10 seconds)
-    hookTimeout: 10000
-  },
-  
-  resolve: {
-    alias: {
-      '@': path.resolve(__dirname, './src/server/web/static/js')
-    }
-  }
-});