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基本上我正在研究角度通用。在此我设置并添加元标记并添加架构。当我们运行构建时 (npm run build:ssr 和 npm run serve:ssr) 。它有时会显示元和模式，有时会隐藏。但是静态模式一直显示。谁能帮我解决这个问题，我没有从任何地方得到任何帮助。

Package.json 代码

{
  "name": "abc",
  "version": "0.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve",
    "build": "ng build",
    "test": "ng test",
    "lint": "ng lint",
    "e2e": "ng e2e",
    "compile:server": "webpack --config webpack.server.config.js --progress --colors",
    "serve:ssr": "node dist/server",
    "build:ssr": "npm run build:client-and-server-bundles && npm run compile:server",
    "build:client-and-server-bundles": "ng build --prod && ng run abc:server:production --bundleDependencies all"
  },
  "private": true,
  "dependencies": {
    "@angular/animations": "~8.2.14",
    "@angular/common": "~8.2.14",
    "@angular/compiler": "~8.2.14",
    "@angular/core": "~8.2.14",
    "@angular/forms": "~8.2.14",
    "@angular/platform-browser": "~8.2.14",
    "@angular/platform-browser-dynamic": "~8.2.14",
    "@angular/platform-server": "~8.2.14",
    "@angular/router": "~8.2.14",
    "@nguniversal/common": "^9.1.0",
    "@nguniversal/express-engine": "^8.2.6",
    "@nguniversal/module-map-ngfactory-loader": "v8.2.6",
    "angular-daterangepicker": "^0.2.3-alpha1",
    "angularx-social-login": "^2.2.1",
    "bootstrap": "^4.4.1",
    "bootstrap-select": "^1.13.12",
    "clipboard": "^2.0.6",
    "daterangepicker": "^3.0.5",
    "express": "^4.15.2",
    "jquery": "^3.4.1",
    "lazysizes": "^5.2.0",
    "localstorage-polyfill": "^1.0.1",
    "ng-recaptcha": "^5.0.0",
    "ngx-captcha": "^7.0.0",
    "ngx-chips": "^2.1.0",
    "ngx-cookie-service": "^2.3.0",
    "ngx-infinite-scroll": "^8.0.1",
    "ngx-json-ld": "^0.3.1",
    "ngx-plyr": "^3.0.1",
    "ngx-spinner": "^8.1.0",
    "plyr": "^3.5.10",
    "rxjs": "^6.5.4",
    "sticky-sidebar": "^3.3.1",
    "tslib": "^1.10.0",
    "zone.js": "~0.9.1"
  },
  "devDependencies": {
    "@angular-devkit/build-angular": "^0.803.25",
    "@angular/cli": "~8.3.20",
    "@angular/compiler-cli": "~8.2.14",
    "@angular/language-service": "~8.2.14",
    "@types/express": "^4.17.0",
    "@types/jasmine": "~3.3.8",
    "@types/jasminewd2": "~2.0.3",
    "@types/node": "~8.9.4",
    "codelyzer": "^5.0.0",
    "jasmine-core": "~3.4.0",
    "jasmine-spec-reporter": "~4.2.1",
    "karma": "~4.1.0",
    "karma-chrome-launcher": "~2.2.0",
    "karma-coverage-istanbul-reporter": "~2.0.1",
    "karma-jasmine": "~2.0.1",
    "karma-jasmine-html-reporter": "^1.4.0",
    "protractor": "~5.4.0",
    "ts-loader": "^5.2.0",
    "ts-node": "~7.0.0",
    "tslint": "~5.15.0",
    "typescript": "~3.5.3",
    "webpack-cli": "^3.1.0"
  }
}

请帮我解决这个问题。

提前致谢

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