add cursor

.cursor/rules/nestjs-core-module-guidelines.mdc.mdc

@@ -0,0 +1,8 @@
+---
+description: Enforces specific guidelines for the core module in NestJS, focusing on global filters, middleware, guards, and interceptors.
+globs: src/core/**/*.*
+---
+- Global filters for exception handling.
+- Global middlewares for request management.
+- Guards for permission management.
+- Interceptors for request management.