feat: enhance product analysis results with additional fields and update handling logic

src/server.ts

@@ -31,6 +31,8 @@ type ProductListRecord = {
   seller_count: number | null;
   sales_rank: number | null;
   current_price: number | null;
+  avg_price_90d: number | null;
+  reasoning: string | null;
   fetched_at: string;
 };
 
@@ -286,6 +288,11 @@ function getProductList(filters: URLSearchParams) {
     "sales_rank",
     "current_price",
     "product_name",
+    "brand",
+    "category",
+    "avg_price_90d",
+    "confidence",
+    "reasoning",
     "fetched_at",
   ]);
   const orderBy = parseResultSort(
@@ -309,6 +316,8 @@ function getProductList(filters: URLSearchParams) {
       sellers AS seller_count,
       sales_rank,
       current_price,
+      avg_price_90d,
+      reasoning,
       fetched_at
     FROM results
     UNION ALL
@@ -326,6 +335,8 @@ function getProductList(filters: URLSearchParams) {
       seller_count,
       sales_rank,
       current_price,
+      avg_price_90d,
+      reasoning,
       fetched_at
     FROM product_analysis_results
   `;