fix(notifications): increase precision on billing calculations (#1283)

* update infra and remove railway

* fix(notifications): increase precision on billing calculations

* Revert "update infra and remove railway"

This reverts commit d17603e.

* cleanup

Author: waleedlatif1

apps/sim/lib/billing/calculations/usage-monitor.ts

@@ -35,7 +35,7 @@ export async function checkUsageStatus(userId: string): Promise<UsageData> {
           : 0
 
       return {
-        percentUsed: Math.min(Math.round((currentUsage / 1000) * 100), 100),
+        percentUsed: Math.min((currentUsage / 1000) * 100, 100),
         isWarning: false,
         isExceeded: false,
         currentUsage,
@@ -69,7 +69,7 @@ export async function checkUsageStatus(userId: string): Promise<UsageData> {
     )
 
     // Calculate percentage used
-    const percentUsed = Math.min(Math.floor((currentUsage / limit) * 100), 100)
+    const percentUsed = Math.min((currentUsage / limit) * 100, 100)
 
     // Check org-level cap for team/enterprise pooled usage
     let isExceeded = currentUsage >= limit

apps/sim/lib/billing/core/billing.ts

@@ -267,7 +267,7 @@ export async function getSimplifiedBillingSummary(
     }
 
     const overageAmount = Math.max(0, currentUsage - basePrice)
-    const percentUsed = usageData.limit > 0 ? Math.round((currentUsage / usageData.limit) * 100) : 0
+    const percentUsed = usageData.limit > 0 ? (currentUsage / usageData.limit) * 100 : 0
 
     // Calculate days remaining in billing period
     const daysRemaining = usageData.billingPeriodEnd

apps/sim/lib/billing/core/usage.ts

@@ -86,7 +86,7 @@ export async function getUserUsageData(userId: string): Promise<UsageData> {
       }
     }
 
-    const percentUsed = limit > 0 ? Math.min(Math.floor((currentUsage / limit) * 100), 100) : 0
+    const percentUsed = limit > 0 ? Math.min((currentUsage / limit) * 100, 100) : 0
     const isWarning = percentUsed >= 80
     const isExceeded = currentUsage >= limit