Upgrade to Gradio 5.15.0 to resolve HfFolder import issue in gradio.oauth

Upgrade space to Gradio 5 to fix schema validation bug

Wrap python_version in quotes to prevent float truncation to 3.1

Fix python_version to 3.10 to prevent audioop ModuleNotFoundError

Fix README.md YAML metadata validation for Hugging Face Spaces

Add prefilled Deploy to Spaces button and clear instructions to README

Add GitHub Actions workflow for auto-syncing to Hugging Face Spaces and fix deploy documentation

Deploy premium Claude-style LLM chatbot with web search, scraping, memory, and access control