Update application flow to accept a character description and normalize a prompt for claude

Refactor tts integration functions to write audio to file and return file path, audio players to play mp3 file written to temp folder, fix audioplayer loading, remove unused imports

Add formatter (black) and format all code in src directory— using black default formatting configuration

Clean up docstrings across files

Improve error messages raised in validate_prompt_length util

Add additional validation logic for prompt and generated text to prevent calling APIs unless valid and displaying the error for user feedback.

Update theme configuration and clean up app.py

Update Hume integration to randmonly pick a voice from a predefined list of top voices

Remove excessive logging from debugging

Add base Hume integration

Organize project structure