Add '_' prefix to private methods throughout project, cleans up formatting and comments/docstrings

Fix types in utils.py

more explicit control flow

Update db logic and behavior in development environment

Add database for persisting votes, and functions to write to db, update submit_voting_results function to write results to DB

Move env var validation util to config, refactor to fix linting errors across project

Move more business logic out of app.py, simplify state management for options

Improves UI content for clarity

Simplify UI logic in app.py, add logic for handling empty character description inputs.

Update file clean up logic to delete audio files older than 30 minuteds when writing new audio file to static/audio directory.

Move business logic out of app.py, refactor code to call hume once specifying 2 generations instead of call Hume twice

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