feat: initialize NestJS application with global error handling and response standardization

- Added nest-cli.json for NestJS configuration.
- Created package.json with dependencies and scripts for building, testing, and linting.
- Implemented AppController and AppService with a basic "Hello World!" response.
- Introduced ContextModule and ContextService for managing request-scoped context.
- Developed custom decorators for response messages and standardized error handling.
- Created global exception filter to handle various error types and format responses.
- Implemented response standardization interceptor to wrap successful responses.
- Added middleware for generating unique request IDs.
- Established DTOs for API responses and error handling.
- Configured TypeScript settings for the project.
- Set up Jest for testing with end-to-end test cases.

tsconfig.build.json

@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "exclude": ["node_modules", "test", "dist", "**/*spec.ts"]
+}