Migración completa a librería Reggaeton

Cambios realizados:
- server.py: actualiza PROJECT_SAMPLES_DIR a reggaeton
- sample_manager.py: cambia base_dir a reggaeton + agrega género reggaeton
- health_check.py: actualiza paths a reggaeton
- scan_audio.py: actualiza path a reggaeton
- segment_rag_builder.py: actualiza default library a reggaeton
- reference_stem_builder.py: actualiza PROJECT_SAMPLES_DIR a reggaeton
- song_generator.py: agrega GENRE_CONFIG y SECTION_BLUEPRINT para reggaeton
- rebuild_index.py: actualiza para apuntar a reggaeton

Nueva estructura soportada:
- 1. MIDI CHORDS / 2. MIDI ARP (MIDI files)
- 3. ONE SHOTS / 4. DRUM LOOPS
- 5. FX / 6. IMPACT INTRO / 7. FILL
- 8. KICKS / 9. SNARE / 10. PERCS
- 11. VOCALS
- reggaeton 2/ (bass, drumloops, fx, kick, oneshots, perc, snare)
- SentimientoLatino2025/ (drums, vocals, loops, one shots)

Index rebuilt: 508 samples

AbletonMCP_AI/MCP_Server/scan_audio.py

@@ -2,7 +2,7 @@ import sample_manager
 
 print('Iniciando escaneo de la libreria de samples con analyze_audio=True...')
 try:
-    path = r'C:\ProgramData\Ableton\Live 12 Suite\Resources\MIDI Remote Scripts\AbletonMCP_AI\librerias\organized_samples'
+    path = r'C:\ProgramData\Ableton\Live 12 Suite\Resources\MIDI Remote Scripts\librerias\reggaeton'
     stats = sample_manager.scan_samples(path, analyze_audio=True)
     p = stats.get('processed', 0)
     a = stats.get('added', 0)