docs: Add missing line breaks for improved readability in documentation files

docs/folder-metrics.md

@@ -5,6 +5,7 @@ This document provides an overview and step-by-step explanation of the `folder-m
 ## Script Overview
 
 The script performs the following main tasks:
+
 1. Checks if a directory is provided as an argument.
 2. Calculates the disk usage of the directory.
 3. Iterates over each subdirectory to calculate disk usage and file count.
@@ -64,9 +65,11 @@ To use the script, run it with the directory path as an argument:
 ## Important Information
 
 - Ensure that the script is executable. You can make it executable with the following command:
+
   ```shell
   chmod +x folder-metrics.sh
   ```
+
 - The script requires a directory path as an argument. Ensure that you provide a valid directory path when running the script.
 
 By following this documentation, you should be able to understand and use the `folder-metrics.sh` script effectively.