fix: change mistral model to open-mistral-nemo to circumvent 503 errors

Implement Unified Dark Theme for high contrast

Fix Gradio ValueError and improve UI visibility

Upload folder using huggingface_hub

Fix Gradio 6.0 compatibility and syntax errors

Fix: Add missing docstrings to @tool functions

Fix invalid colorTo metadata in README.md

Add Hugging Face Space metadata to README.md

Initial commit (Clean)