added white theme, some features to processing and saving

data_acq_and_processing/common_cpp/config/include/run_config.hpp

@@ -94,10 +94,23 @@ struct S11PreprocessConfig {
     PreprocessAssetConfig reference{};
 };
 
+struct PreprocessNotchBandConfig {
+    float low_hz = 0.0F;
+    float high_hz = 0.0F;
+};
+
+struct PreprocessNotchConfig {
+    bool enabled = false;
+    std::vector<PreprocessNotchBandConfig> bands_hz{};
+    float taper_width_hz = 40'000'000.0F;
+    std::string taper_type = "cosine";
+};
+
 struct PreprocessConfig {
     // Channel-specific preprocessing assets selected by Python GUI layer.
     S21PreprocessConfig s21{};
     S11PreprocessConfig s11{};
+    PreprocessNotchConfig notch{};
 };
 
 struct GprTxGeometry {