PROSAGA码农传奇-智慧能源-Angular中未使用预渲染

<p>我已经尝试了一段时间，以使Prerender.io在示例Angular 6项目中工作而没有成功。</p><p>我已成功通过Express服务该应用程序，但是该页面未呈现。</p><p>这是重要的文件（我现在找不到我所缺少的文件）：</p><p>package.json</p>
<pre><code><br/>{
  "name": "angular-prerender-sample",
  "version": "0.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve",
    "build": "ng build && node server.ts",
    "test": "ng test",
    "lint": "ng lint",
    "e2e": "ng e2e"
  },
  "private": true,
  "dependencies": {
    "@angular/animations": "^6.0.3",
    "@angular/common": "^6.0.3",
    "@angular/compiler": "^6.0.3",
    "@angular/core": "^6.0.3",
    "@angular/forms": "^6.0.3",
    "@angular/http": "^6.0.3",
    "@angular/platform-browser": "^6.0.3",
    "@angular/platform-browser-dynamic": "^6.0.3",
    "@angular/router": "^6.0.3",
    "core-js": "^2.5.4",
    "express": "^4.16.3",
    "prerender-node": "^3.2.1",
    "rxjs": "^6.0.0",
    "zone.js": "^0.8.26"
  },
  "devDependencies": {
    "@angular/compiler-cli": "^6.0.3",
    "@angular-devkit/build-angular": "~0.6.8",
    "typescript": "~2.7.2",
    "@angular/cli": "~6.0.8",
    "@angular/language-service": "^6.0.3",
    "@types/jasmine": "~2.8.6",
    "@types/jasminewd2": "~2.0.3",
    "@types/node": "~8.9.4",
    "codelyzer": "~4.2.1",
    "jasmine-core": "~2.99.1",
    "jasmine-spec-reporter": "~4.2.1",
    "karma": "~1.7.1",
    "karma-chrome-launcher": "~2.2.0",
    "karma-coverage-istanbul-reporter": "~2.0.0",
    "karma-jasmine": "~1.1.1",
    "karma-jasmine-html-reporter": "^0.2.2",
    "protractor": "~5.3.0",
    "ts-node": "~5.0.1",
    "tslint": "~5.9.1"
  }
}
</code></pre><p>index.html</p>
<pre><code><!doctype html>
<html lang="en">

<head>
  <meta charset="utf-8">
  <title>AngularPrerenderSample</title>
  <base href="/">

</html>
</code></pre><p>app.module.ts</p>
<pre><code>import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';

import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';

@NgModule({
  declarations: [
    AppComponent
  ],
  imports: [
    BrowserModule.withServerTransition({
      appId: 'angular-prerender-sample'
    }),
    AppRoutingModule
  ],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule { }
</code></pre><p>server.ts</p>
<pre><code>const express = require('express');
const path = require('path');

const app = express();
const port = process.env.PORT || 8000;
const project_name = 'angular-prerender-sample';

/* Prerender.io */
const prerender = require('prerender-node').set('prerenderToken', process.env.PRERENDER_TOKEN);
prerender.crawlerUserAgents.push('googlebot');
prerender.crawlerUserAgents.push('bingbot');
prerender.crawlerUserAgents.push('yandex');
app.use(prerender);

/* Serve the static files generated by the CLI (index.html, CSS? JS, assets...) */
app.use(express.static(`${__dirname}/dist/${project_name}`));

app.listen(port, () => {
    console.log(`Starting the server at port ${port}`);
});
</code></pre><p>任何帮助是极大的赞赏。</p>