feat: Enhance YouTube API integration with improved configuration checks and documentation

refactor: Migrate from deprecated google.generativeai to google.genai package

fix: Correct JSON format for YouTube OAuth Token in .env.example

docs: Add Crown Commend API endpoints and environment variables to README

Update .env.example with additional environment variables for Spotify and YouTube OAuth

Add example environment variables for CrownCode backend configuration

Refine analysis result model and enhance YouTube URL analysis documentation

Add dependencies for Crown Commend module including Google API and YouTube transcript support

Add commend router to main application

Add commend router import to main application

Add Crown Commend API routes for YouTube comment generation and posting

Add YouTube API service for video details, comments, and posting functionality

Add __init__.py for Crown Commend module with initial documentation

Enhance docstrings in analyze.py for clarity on analysis features, audio info, and response model

Refactor analyze endpoint to improve structure and add detailed response models for YouTube and file analysis

Update README.md to change color scheme from orange to red

Update README.md front matter for project metadata

Add unified analysis endpoint for YouTube URLs and file uploads

Add analyze router to main application for enhanced functionality

Add root endpoint to provide API info and health status

Add .gitignore file to exclude unnecessary files and directories

Update README.md for deployment instructions and enhance project structure

Update Python version in Dockerfile and adjust requirements for flexibility

Initial commit: CrownCode Backend for Hugging Face Spaces