feat(app): 添加多模板关于我们页面及相关路由和404页面

- 新增404页面，优化未找到页面体验，避免被搜索引擎索引
- 增加文件代理接口，隐藏真实文件服务器地址，支持文件请求代理
- 实现/article、/case、/product及/page动态路由兼容列表与详情展示
- 添加动态CMS页面兼容入口处理旧式路径，统一路由与SEO设置
- 新增模板1、模板7、模板2、模板3关于我们页面，实现多模板支持
- 模板增强支持CMS单页内容加载及SEO信息动态设置
- 配置环境变量及Git忽略文件规则辅助开发和构建环境管理

.nuxt/types/runtime-config.d.ts

@@ -0,0 +1,62 @@
+import { RuntimeConfig as UserRuntimeConfig, PublicRuntimeConfig as UserPublicRuntimeConfig } from 'nuxt/schema'
+  interface SharedRuntimeConfig {
+   app: {
+      buildId: string,
+
+      baseURL: string,
+
+      buildAssetsDir: string,
+
+      cdnURL: string,
+   },
+
+   subscriptionCacheTtl: number,
+
+   nitro: {
+      envPrefix: string,
+   },
+  }
+  interface SharedPublicRuntimeConfig {
+   tenantId: string,
+
+   appId: string,
+
+   templateId: string,
+
+   forceTemplateId: string,
+
+   siteName: string,
+
+   serverApiBase: string,
+
+   modulesApiBase: string,
+
+   appApiBase: string,
+
+   fileServerBase: string,
+
+   baseDomain: string,
+
+   baseDomains: Array<string>,
+
+   subdomainPrefixes: Array<string>,
+
+   phone: string,
+
+   wxQrcode: string,
+
+   contactCaptcha: string,
+  }
+declare module '@nuxt/schema' {
+  interface RuntimeConfig extends UserRuntimeConfig {}
+  interface PublicRuntimeConfig extends UserPublicRuntimeConfig {}
+}
+declare module 'nuxt/schema' {
+  interface RuntimeConfig extends SharedRuntimeConfig {}
+  interface PublicRuntimeConfig extends SharedPublicRuntimeConfig {}
+}
+declare module 'vue' {
+        interface ComponentCustomProperties {
+          $config: UserRuntimeConfig
+        }
+      }