Cleanup: remove duplicates, add setup docs for Ollama/Piper/MLX-Whisper

Security cleanup: remove backup file and ignore future backups

Add requirements.txt with all dependencies

Final version

Debug: Add detailed recording logs and timeslice to track audio capture

Fix: Increase silence timeout to 10 seconds for longer interview answers

Fix: Resolve stale closure bug causing wrong question indices in transcripts

Debug: Add console logging to track question index progression

Fix: Add defensive deduplication to prevent duplicate question evaluations

Fix: Add delete confirmation dialog to Results page

Fix: NoneType comparison error in stats endpoint

Fix: Add deadline field to Edit Interview dialog

Feature: Add deadline edit functionality to Interview Detail page

Fix: Save deadline when creating and updating interviews

Fix: Include deadline in candidate interview response