🔧 chore(functionscalls.py): add 'evaluate_math' function to evaluate math expressions
🔧 chore(makeprompt.py): refactor 'chatgpt_process' to use 'prepare_messages' function for message preparation
feat(functionscalls.py): add new functions send_ascii_art_text and send_ascii_art_image to send messages and images in ascii art
fix(makeprompt.py): import send_ascii_art_text and send_ascii_art_image functions and add corresponding if statements to handle function calls