feat(front): 集成候补名单API、Demo页面和SEO优化

- 新增 `/api/waitlist` 服务端路由，将用户邮件持久化至本地 JSON 文件
- 在 CtaSection 中实现表单 loading、success、error 三态反馈
- 新增 `/demo` 页面，通过静态数据可视化展示种子→果实的完整流程
- 完善 SEO meta 标签，添加 og-image.svg、robots.txt 和 sitemap.xml
- 优化移动端体验：减少粒子数量、调整表格布局、修复迭代树显示

Author: Geniusay

content-forest-front/.nuxt/dev/index.mjs

@@ -5,6 +5,7 @@ import nodeCrypto from 'node:crypto';
 import { parentPort, threadId } from 'node:worker_threads';
 import { defineEventHandler, handleCacheHeaders, splitCookiesString, createEvent, fetchWithEvent, isEvent, eventHandler, setHeaders, sendRedirect, proxyRequest, getRequestHeader, setResponseHeaders, setResponseStatus, send, getRequestHeaders, setResponseHeader, appendResponseHeader, getRequestURL, getResponseHeader, removeResponseHeader, createError, getQuery as getQuery$1, readBody, createApp, createRouter as createRouter$1, toNodeListener, lazyEventHandler, getResponseStatus, getRouterParam, getResponseStatusText } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/h3/dist/index.mjs';
 import { escapeHtml } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/@vue/shared/dist/shared.cjs.js';
+import { promises, readFileSync, writeFileSync } from 'node:fs';
 import { createRenderer, getRequestDependencies, getPreloadLinks, getPrefetchLinks } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/vue-bundle-renderer/dist/runtime.mjs';
 import { parseURL, withoutBase, joinURL, getQuery, withQuery, withTrailingSlash, decodePath, withLeadingSlash, withoutTrailingSlash, joinRelativeURL } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/ufo/dist/index.mjs';
 import { renderToString } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/vue/server-renderer/index.mjs';
@@ -32,7 +33,6 @@ import { AsyncLocalStorage } from 'node:async_hooks';
 import { getContext } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/unctx/dist/index.mjs';
 import { captureRawStackTrace, parseRawStackTrace } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/errx/dist/index.js';
 import _wH6JrtIxmaSoA8lCPWFnE9z4lQeXW6H5z3l5aymEQw from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/@nuxt/vite-builder/dist/fix-stacktrace.mjs';
-import { promises } from 'node:fs';
 import { fileURLToPath } from 'node:url';
 import { dirname as dirname$1, resolve as resolve$1 } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/pathe/dist/index.mjs';
 import { walkResolver } from 'file://D:/Code/Project/Github/ContentForest/content-forest-front/node_modules/unhead/dist/utils.mjs';
@@ -2591,10 +2591,12 @@ async function getIslandContext(event) {
 	};
 }
 
+const _lazy_yH2PCJ = () => Promise.resolve().then(function () { return waitlist_post$1; });
 const _lazy_YXzf4B = () => Promise.resolve().then(function () { return renderer; });
 
 const handlers = [
   { route: '', handler: _v_EJsZ, lazy: false, middleware: true, method: undefined },
+  { route: '/api/waitlist', handler: _lazy_yH2PCJ, lazy: true, middleware: false, method: "post" },
   { route: '/__nuxt_error', handler: _lazy_YXzf4B, lazy: true, middleware: false, method: undefined },
   { route: '/__nuxt_island/**', handler: handler$1, lazy: false, middleware: false, method: undefined },
   { route: '/**', handler: _lazy_YXzf4B, lazy: true, middleware: false, method: undefined }
@@ -2937,6 +2939,36 @@ const styles$1 = /*#__PURE__*/Object.freeze(/*#__PURE__*/Object.defineProperty({
   default: styles
 }, Symbol.toStringTag, { value: 'Module' }));
 
+const DATA_PATH = resolve("./server/data/waitlist.json");
+function isValidEmail(email) {
+  return /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email);
+}
+const waitlist_post = defineEventHandler(async (event) => {
+  var _a;
+  const body = await readBody(event);
+  const email = ((_a = body == null ? void 0 : body.email) != null ? _a : "").trim().toLowerCase();
+  if (!email || !isValidEmail(email)) {
+    return { success: false, message: "\u8BF7\u8F93\u5165\u6709\u6548\u7684\u90AE\u7BB1\u5730\u5740" };
+  }
+  let list = [];
+  try {
+    list = JSON.parse(readFileSync(DATA_PATH, "utf-8"));
+  } catch {
+    list = [];
+  }
+  if (list.some((item) => item.email === email)) {
+    return { success: true, message: "\u4F60\u5DF2\u7ECF\u5728\u5019\u8865\u540D\u5355\u4E2D\u4E86" };
+  }
+  list.push({ email, joinedAt: (/* @__PURE__ */ new Date()).toISOString() });
+  writeFileSync(DATA_PATH, JSON.stringify(list, null, 2), "utf-8");
+  return { success: true, message: "\u5DF2\u6210\u529F\u52A0\u5165\u5019\u8865\u540D\u5355" };
+});
+
+const waitlist_post$1 = /*#__PURE__*/Object.freeze(/*#__PURE__*/Object.defineProperty({
+  __proto__: null,
+  default: waitlist_post
+}, Symbol.toStringTag, { value: 'Module' }));
+
 function renderPayloadResponse(ssrContext) {
 	return {
 		body: encodeForwardSlashes(stringify(splitPayload(ssrContext).payload, ssrContext["~payloadReducers"])) ,

content-forest-front/.nuxt/dev/index.mjs.map

@@ -1 +1 @@
-{"id":"dev","timestamp":1773588357897}
+{"id":"dev","timestamp":1773593801331}

content-forest-front/.nuxt/manifest/latest.json

@@ -1 +1 @@
-{"id":"dev","timestamp":1773588357897,"prerendered":[]}
+{"id":"dev","timestamp":1773593801331,"prerendered":[]}

content-forest-front/.nuxt/manifest/meta/dev.json

@@ -0,0 +1,46 @@
+// Generated by nuxt-site-config
+
+declare module 'nitropack' {
+  interface NitroRouteRules {
+    site?: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigInput
+  }
+  interface NitroRouteConfig {
+    site?: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfig
+  }
+  interface NitroRuntimeHooks {
+    'site-config:init': (ctx: import('../../node_modules/nuxt-site-config/dist/runtime/types').HookSiteConfigInitContext) => void | Promise<void>
+  }
+}
+
+declare module 'h3' {
+  interface H3EventContext {
+    siteConfig: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigStack
+    siteConfigNitroOrigin: string
+  }
+}
+
+
+declare module '@nuxt/schema' {
+  interface Nuxt {
+    _siteConfig?: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigStack
+  }
+}
+declare module 'nuxt/app' {
+  interface NuxtApp {
+     $nuxtSiteConfig: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigStack
+  }
+}
+declare module '#app' {
+  interface NuxtApp {
+    $nuxtSiteConfig: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigStack
+  }
+}
+
+
+declare global {
+  interface Window {
+    __NUXT_SITE_CONFIG__: import('../../node_modules/nuxt-site-config/dist/runtime/types').SiteConfigResolved
+  }
+}
+
+export {}

content-forest-front/.nuxt/module/nuxt-site-config.d.ts

@@ -1,5 +1,5 @@
 {
-  "date": "2026-03-15T15:26:02.705Z",
+  "date": "2026-03-15T16:56:45.068Z",
   "preset": "nitro-dev",
   "framework": {
     "name": "nuxt",
@@ -11,7 +11,7 @@
   "dev": {
     "pid": 44720,
     "workerAddress": {
-      "socketPath": "\\\\.\\pipe\\nitro-worker-44720-1-1-8911.sock"
+      "socketPath": "\\\\.\\pipe\\nitro-worker-44720-3-3-7020.sock"
     }
   }
 }

content-forest-front/.nuxt/nitro.json

@@ -1,7 +1,7 @@
-/// <reference types="@nuxtjs/tailwindcss" />
+/// <reference types="@nuxt/devtools" />
 /// <reference types="@vueuse/nuxt" />
 /// <reference types="@nuxt/telemetry" />
-/// <reference types="@nuxt/devtools" />
+/// <reference types="@nuxtjs/tailwindcss" />
 /// <reference path="types/nitro-layouts.d.ts" />
 /// <reference path="types/builder-env.d.ts" />
 /// <reference types="nuxt" />

content-forest-front/.nuxt/nuxt.d.ts

@@ -1,4 +1,4 @@
-// generated by the @nuxtjs/tailwindcss <https://github.com/nuxt-modules/tailwindcss> module at 2026/3/15 23:31:03
+// generated by the @nuxtjs/tailwindcss <https://github.com/nuxt-modules/tailwindcss> module at 2026/3/16 01:36:54
 import "@nuxtjs/tailwindcss/config-ctx"
 import configMerger from "@nuxtjs/tailwindcss/merger";
 

content-forest-front/.nuxt/tailwind/postcss.mjs

@@ -16,9 +16,6 @@
       "unplugin-vue-router/client": [
         "../node_modules/unplugin-vue-router/client"
       ],
-      "@nuxt/schema": [
-        "../node_modules/@nuxt/schema"
-      ],
       "nuxt": [
         "../node_modules/nuxt"
       ],

content-forest-front/.nuxt/tsconfig.json

@@ -44,9 +44,6 @@
       "unplugin-vue-router/client": [
         "../node_modules/unplugin-vue-router/client"
       ],
-      "@nuxt/schema": [
-        "../node_modules/@nuxt/schema"
-      ],
       "nuxt": [
         "../node_modules/nuxt"
       ],