This function creates a directory for a specific session ID within a specified temporary directory.
If the directory already exists, it does nothing.
Usage
create_session_dir(session_id, temp_dir)
Arguments
- session_id
Character. Unique identifier for the session.
- temp_dir
Character. Path to the temporary directory where the session directory will be created.
Value
NULL. The function is called for its side effect of creating a directory.