Angular deploy a secondary project

 permanet:

In your seondaryproject :

angular.json

"architect": { "build": { "options": { "outputPath": "dist/your-app-name", "baseHref": "/demo/", "deployUrl": "/demo/" }

• --base-href=/demo/: Specifies the base URL for the application’s routing (i.e., how Angular handles navigation).
• --deploy-url=/demo/: Specifies the URL path for static assets (JavaScript, CSS, images, fonts, etc.).

Temporary(for ng build only)

ng build --base-href=/demo/ --deploy-url=/demo/

The configure web server to map a dir for this project