Frontend : filtres

frontend/lib/types.ts

@@ -58,6 +58,9 @@ export interface FilterParams {
   energy_min?: number
   energy_max?: number
   has_vocals?: boolean
+  key?: string
+  instrument?: string
+  tempo_range?: 'slow' | 'medium' | 'fast' // Lent (<100), Moyen (100-140), Rapide (>140)
   sort_by?: 'analyzed_at' | 'tempo_bpm' | 'duration_seconds' | 'filename' | 'energy'
   sort_desc?: boolean
 }