- Phase 4: Hugging Face Download Engine — streaming GGUF downloads with progress, cancellation, and managed-model storage - Phase 5: Model Source Validation — source-mode compatibility, path/file validation, inline error UI with recovery guidance - Hot-swap: stop runtime → update model_path → restart atomic command - Model library: folder open, delete model file, local model management - SettingsPage unified hub: local models list + HF search with 3-state action buttons - Bug fixes: send button text restored (4 failing tests), reasoning-toggle aria-label, Rust warnings - All 89 tests passing, cargo check clean
distracted-pike
@ 9da25c3688