docs: Change // (regular comment) to /// (doc comment)

tests/config.rs

@@ -3,7 +3,7 @@ use std::fs;
 use std::io::Write;
 use uuid::Uuid;
 
-// Helper function to create a temporary file with content
+/// Helper function to create a temporary file with content
 fn create_temp_file(content: &str) -> (std::path::PathBuf, String) {
     let filename = format!("test_config_{}.json", Uuid::new_v4());
     let temp_dir = std::env::temp_dir();

tests/pathfinding.rs

@@ -4,7 +4,7 @@ use pomomon_garden::features::pom::utils::find_path;
 use pomomon_garden::prelude::*;
 use std::collections::VecDeque;
 
-// Helper to set up a Bevy App for pathfinding tests
+/// Helper to set up a Bevy App for pathfinding tests
 fn setup_pathfinding_app(
     grid_width: u32,
     grid_height: u32,