Revert week logic and add debug tooltip to VendorStockBadge

components/VendorStockBadge.tsx

@@ -76,7 +76,10 @@ export const VendorStockBadge: React.FC<VendorStockBadgeProps> = ({ asin, vendor
                     <span>{stock.toLocaleString('de-DE')}</span>
                 </div>
             </div>
-            <span className={`text-[9px] font-black uppercase tracking-tight whitespace-nowrap ${wocColor}`}>
+            <span
+                className={`text-[9px] font-black uppercase tracking-tight whitespace-nowrap ${wocColor}`}
+                title={`Avg Sales (4wk): ${velocity.toFixed(2)} | Stock: ${stock}`}
+            >
                 {wocText}
             </span>
         </div>

services/dataProcessor.ts

@@ -1820,12 +1820,8 @@ export const calculateVelocityMap = (data: SalesRecord[]): Map<string, number> =
     const latestWeek = yearData.length > 0 ? Math.max(...yearData.map(r => r.week).filter(w => w !== undefined) as number[]) : 0;
 
     const last4WeeksKeys = new Set<string>();
-    // Start from previous week to ensure we use COMPLETED weeks
-    // If raw data includes current partial week, we skip it.
-    const startWeek = latestWeek - 1;
-
     for (let i = 0; i < 4; i++) {
-        let w = startWeek - i;
+        let w = latestWeek - i;
         let y = latestYear;
         if (w <= 0) {
             w = 52 + w;