feat: integrate XAI service for enhanced explainability in analysis

app/routes/analyze.py

@@ -37,6 +37,7 @@ from ..services.vocal_analyzer import (
 from ..services.score_fusion import fuse_scores, FusionResult
 from ..services.clap_detector import CLAPDetectorService
 from ..services.fst_client import FSTClientService
+from ..services.inference_xai import get_xai_service
 from ..services.logging_config import get_logger
 
 router = APIRouter()
@@ -80,6 +81,7 @@ youtube_service = YouTubeAnalysisService()
 preview_model = PreviewModel()
 clap_service = CLAPDetectorService()
 fst_service = FSTClientService()
+xai_service = get_xai_service()
 
 
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