Function handle_find_replace 

pub fn handle_find_replace(args: &FindReplaceArgs) -> Result<()>

Handle find and replace operations within environment variable values.

Errors

This function will return an error if:

• Environment variable operations fail (loading, updating)
• Pattern matching fails or produces invalid results
• Find and replace operations fail
• File I/O operations fail when persisting changes
• Wildcard pattern parsing fails