All things node on my blog:
How to secure the OpenAPI Specification and Swagger UI in a NestJS application
Even though it is called OpenAPI Specification you might not always want everyone to have easy access to how your NetsJS API works.
How to access the raw body of a Stripe webhook request in NestJS
"No signatures found matching the expected signature for payload. Are you passing the raw request body you received from Stripe?" This error drove me nuts recently, this is my solution.