Aidin

Comment and documentation improvement

2

I tried to make some details in the documentation more explicit.

Adding a tutorial for seeding a local postgres database

7

Hello. There is no tutorial about seeding a local database in "Chapter 6: Setting Up Your Database". I changed the `route.ts` file so it would seed the local postgres database....

Add a rect shape with corners having different radii

11

Added a shape that can have a different radius on each corner.