Two-model setup: GPT-4o-mini examines, Claude answers

Two-model setup: GPT-4o-mini examines, Claude answers

Two-model setup: GPT-4o-mini examines, Claude answers

Pin Gradio to 6.9.0 to match local working version

Clarify purpose: LLM self-examination simulation, not user quiz

Fix Python 3.13 audioop error: upgrade Gradio and add pyaudioop

Use absolute URL for architecture image in README

Upgrade Gradio to v5, fix sdk_version in README

Add HF Spaces config, requirements, and architecture image

Initial commit: Adaptive Study Agent with LangGraph