Docs.rs comments

Comments for generating the docs with cargo doc

backend/src/handlers/mod.rs

@@ -1,2 +1,6 @@
+//! This module aggregates and re-exports all API endpoint handler functions.
+//!
+//! It serves as a central point for managing the logic that responds to various
+//! HTTP requests, categorizing handlers by their domain (e.g., authentication, tickets).
 pub mod auth;
 pub mod ticket;