docs: Update and enhance README.md

[MASSIVEMAGNETICS]

This commit significantly updates the README.md file to provide a clearer and more comprehensive guide for you and other developers.

Key changes include:

• Reviewed and enhanced the project description for clarity and accuracy, ensuring all major components like victor_core, victor_modules, OmegaTensor, and HyperFractalMemory are well-represented.
• Refined installation instructions:
  • Added an explicit git clone step.
  • Incorporated best practices by adding steps for creating and activating Python virtual environments (venv).
  • Provided detailed guidance on setting up environment variables (e.g., OPENAI_API_KEY), including examples for different shells and recommendation for using .env files.
• Verified and clarified usage instructions for both the main AGI and the example LLM script, including prerequisites like virtual environment activation and environment variable setup.
• Reviewed the development section to ensure all information regarding contributions, plugin architecture, and core technologies like asyncio remains accurate and relevant.