fix fronted

src/types.rs

@@ -241,6 +241,15 @@ pub struct SummaryDto {
     pub price_trend: Vec<PriceTrend>,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct MonthlySpeciesBreakdown {
+    pub month: String,
+    pub species_code: String,
+    pub species_label: String,
+    pub total_value: Option<f64>,
+    pub total_mass: Option<f64>,
+}
+
 #[derive(Debug, thiserror::Error)]
 pub enum IngestError {
     #[error("HTTP request failed: {0}")]