fix: upgrade Gradio SDK to 6.0.1 and add fill_height for HF Spaces UI fix

fix: address CodeRabbit review feedback

fix: use config settings for model names instead of hardcoded values

feat: add demo mode warnings and BYOK (Bring Your Own Key) support

fix: upgrade Gradio to 5.32.0+ for MCP server support

feat: add smoke tests and fix Gradio 6.x compatibility

fix: Gradio examples format for additional_inputs

fix: wire analyze_hypothesis MCP tool into Gradio app

feat: enhance Gradio UI with MCP server support and new tool interfaces

feat: Phase 11 bioRxiv Preprint Integration (#19)

refactor: address CodeRabbit nitpicks for Phase 10

feat: Implement Phase 10 (ClinicalTrials.gov) with requests

feat: Complete Phase 9 Source Cleanup (Remove WebTool) (#14)

fix: address CodeRabbit Phase 6 review feedback

fix: address CodeRabbit Phase 5 review feedback

fix: linting and types for phase 5

refactor(phase4): address CodeRabbit review

feat(phase4): Orchestrator and UI complete

adds scaffolding