Fix Bambara TTS red state + surface detailed errors in UI

Fix: install maliba-ai lazily at runtime, not at build time

Fix: unpin soundfile and audiomentations to resolve maliba-ai conflicts

Fix: unpin librosa to resolve maliba-ai dependency conflict (needs 0.11.0)

Phase 2: Waxal TTS — Bambara voice output + Fula training notebook

Fix: switch LLM to Qwen2.5-72B-Instruct (Gemma not on HF free tier)

Phase 1: Sahel-Voice-Lab — The Memory Loop

Fix: replace YouTube download with audio upload (HF Spaces blocks outbound HTTP)

Add phrase library + fuzzy matcher for general Bambara/Fula conversation

Improve Bambara/Fula quality + add full correction UI

Fix: disable SSR mode and use port 7860 to unblock HF Spaces startup

Fix: use direct WhisperProcessor/WhisperForConditionalGeneration imports

Add setup.sh to pre-cache Whisper model during build

Fix: robust Whisper import + upgrade Gradio to fix API schema crash

Switch training dataset from google/waxal to google/fleurs

Fix: use AutoModelForSpeechSeq2Seq for transformers 5.x; disable buggy API schema endpoint

Fix: upgrade to Gradio 5 (HfFolder removed from huggingface-hub 1.x)

Initial commit: Sahel-Agri Voice AI