Adding postgres type orm support

[abdullah137]

Hello @JC-Coder ,

The feature has been successfully implemented and tested. I would appreciate it If I could get a review on this.

Changes Made:

• Added Typeorm options to the CLI.
• Created the packages needed to support Typeorm and Postgres
• Created TypeOrm Module, Abstract Document, and User Entity as Sample
• Created a Docker-compose file to spin up the database server.

Testing Done:

• Conducted manual testing of task

Issue:

• Open Feature Request: Add PostgreSQL TypeORM Support for NestJS #3

Thanks