fix: Allow passing timestamp

drone-black-box/main.go

@@ -56,8 +56,6 @@ func (s *Server) snapshotHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	// Optimized query using window function (requires SQLite 3.25+) or standard group by max
-	// Using correlated subquery which is standard and works well with the index
 	query := `
 		SELECT drone_id, latitude, longitude, timestamp
 		FROM drone_events t1