fix/calculations capped if you try to retire today

src/util/calculations.js

@@ -129,6 +129,10 @@ async function calculateProgress(plan, assets, users, userId) {
         
         const percentageCalculated = (totalUserAssetValue / (totalUserPlanValue + totalCostOfRetirement)) * 100;
 
+        if (monthsUntilRetirement <= 0) {
+            return { monthlyInvestment: 0, totalCostOfRetirement: totalCostOfRetirement, monthsUntilRetirement: 0, yearsRetired: yearsRetired, yearsUntilRetirement: 0, percentage: 0 };
+        }
+        
         const progress = {};
 
         progress.monthlyInvestment = Math.round(monthlyInvestment);