error build

[Paul75]

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• [X] Bug report
• [ ] Feature request
• [ ] Documentation issue or request
• [ ] Question

Current behavior

When do npm run build got error failed.

✔ Browser application bundle generation complete.
✔ Copying assets complete.
✖ Index html generation failed.
undefined:5:111984: property missing ':'

Expected behavior

Minimal reproduction of the problem with instructions

npm run build

Environment

ngX-Rocket: 10.0.0
Node.js: v14.17.0
Npm: 7.21.1
OS: linux x64 5.4.0-81-generic

Generated project options:
{
  "generator-ngx-rocket": {
    "version": "10.0.0",
    "props": {
      "location": "path",
      "strict": true,
      "skipInstall": false,
      "skipQuickstart": false,
      "initGit": true,
      "usePrefix": true,
      "appName": "sl-search-client",
      "target": [
        "web"
      ],
      "ui": "bootstrap",
      "features": [
        "pwa",
        "auth",
        "lazy"
      ],
      "languages": [
        "en-US",
        "fr-FR"
      ],
      "tools": [
        "prettier",
        "hads"
      ],
      "utility": [],
      "deploy": "none",
      "projectName": "sl-search-client",
      "packageManager": "npm",
      "mobile": [],
      "desktop": [],
      "pwa": true,
      "auth": true,
      "lazy": true,
      "e2e": false,
      "angulartics": false
    }
  }
}

     _                      _                 ____ _     ___
    / \   _ __   __ _ _   _| | __ _ _ __     / ___| |   |_ _|
   / △ \ | '_ \ / _` | | | | |/ _` | '__|   | |   | |    | |
  / ___ \| | | | (_| | |_| | | (_| | |      | |___| |___ | |
 /_/   \_\_| |_|\__, |\__,_|_|\__,_|_|       \____|_____|___|
                |___/

Angular CLI: 12.2.3
Node: 14.17.0
Package Manager: yarn 1.22.10
OS: linux x64

Angular: 12.2.3
... animations, cli, common, compiler, compiler-cli, core, forms
... language-service, localize, platform-browser
... platform-browser-dynamic, router, service-worker

Package                         Version
---------------------------------------------------------
@angular-devkit/architect       0.1202.3
@angular-devkit/build-angular   12.2.3
@angular-devkit/core            12.2.3
@angular-devkit/schematics      8.3.29
@schematics/angular             12.2.3
rxjs                            6.6.7
typescript                      4.3.5

Others: