chore(frontend): 更新前端配置文件和构建脚本

- 更新 uni-app 配置文件（manifest.json、vue.config.js）
- 新增 babel.config.js 和 uni-h5-polyfill.js 支持
- 更新缓存工具类（cache.js、index.js）
- 新增 nginx-crmeb.conf 部署配置
- 更新 package-lock.json

pro_v3.5.1/view/uniapp/vue.config.js

@@ -1,5 +1,39 @@
 module.exports = {
 	productionSourceMap: false, // 生产打包时不输出map文件，增加打包速度
+	devServer: {
+		port: 8080,
+		proxy: {
+			'/api': {
+				target: 'http://127.0.0.1',
+				changeOrigin: true
+			},
+			'/uploads': {
+				target: 'http://127.0.0.1',
+				changeOrigin: true
+			},
+			'/statics': {
+				target: 'http://127.0.0.1',
+				changeOrigin: true
+			}
+		}
+	},
+	chainWebpack: config => {
+		const HX_BABEL = '/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules'
+		const optionalChaining = require.resolve('@babel/plugin-proposal-optional-chaining', { paths: [HX_BABEL] })
+		const nullishCoalescing = require.resolve('@babel/plugin-proposal-nullish-coalescing-operator', { paths: [HX_BABEL] })
+		config.module.rule('js').use('babel-loader').tap(options => {
+			options = options || {}
+			options.plugins = options.plugins || []
+			const pluginPaths = options.plugins.map(p => (Array.isArray(p) ? p[0] : p))
+			if (!pluginPaths.includes(optionalChaining)) {
+				options.plugins.push(optionalChaining)
+			}
+			if (!pluginPaths.includes(nullishCoalescing)) {
+				options.plugins.push(nullishCoalescing)
+			}
+			return options
+		})
+	},
 	configureWebpack: config => {
 		if (process.env.NODE_ENV === 'production') {
 			config.optimization.minimizer[0].options.terserOptions.compress.warnings = false