Refactor usage rates to use dynamic plan structure

Replace hardcoded planData array with dynamic iteration over plan.addons
and plan.usage objects. Add getPlanLimit helper function and name field
to AdditionalResource type for improved data handling.

src/lib/components/billing/usageRates.svelte

@@ -17,31 +17,6 @@
         ? new Date(new Date().getFullYear(), new Date().getMonth() + 1, 1).toString()
         : org?.billingNextInvoiceDate;
 
-    const planData = [
-        {
-            id: 'members',
-            resource: 'Organization members',
-            unit: 'member'
-        },
-        { id: 'bandwidth', resource: 'Bandwidth', unit: 'GB' },
-        { id: 'storage', resource: 'Storage', unit: 'GB' },
-        {
-            id: 'executions',
-            resource: 'Function executions',
-            unit: ' executions'
-        },
-        {
-            id: 'users',
-            resource: 'Users',
-            unit: ' Users'
-        },
-        {
-            id: 'realtime',
-            resource: 'Concurrent connections',
-            unit: ' connections'
-        }
-    ];
-
     $: isFree = org.billingPlan === BillingPlan.FREE;
 
     // equal or above means unlimited!
@@ -50,6 +25,10 @@
         const exceedsSafeLimit = count >= Number.MAX_SAFE_INTEGER;
         return exceedsSafeLimit ? 'Unlimited' : count || 0;
     };
+
+    function getPlanLimit(key: string): number | false {
+        return plan[key] || false;
+    }
 </script>
 
 <Modal bind:show title="Usage rates">
@@ -77,29 +56,33 @@
             <Table.Header.Cell column="limit" {root}>Limit</Table.Header.Cell>
             <Table.Header.Cell column="rate" {root}>Rate</Table.Header.Cell>
         </svelte:fragment>
-        {#each planData as usage}
-            {#if usage['id'] === 'members'}
-                <Table.Row.Base {root}>
-                    <Table.Cell column="resource" {root}>{usage.resource}</Table.Cell>
-                    <Table.Cell column="limit" {root}>
-                        {getCorrectSeatsCountValue(plan.addons.seats.limit)}
-                    </Table.Cell>
+        {#each Object.values(plan.addons) as addon}
+            <Table.Row.Base {root}>
+                <Table.Cell column="resource" {root}>{addon.invoiceDesc}</Table.Cell>
+                <Table.Cell column="limit" {root}>
+                    {getCorrectSeatsCountValue(addon.limit)}
+                </Table.Cell>
+                {#if !isFree}
                     <Table.Cell column="rate" {root}>
-                        {formatCurrency(plan.addons?.seats?.price)}/{usage?.unit}
+                        {formatCurrency(addon.price)}/member
                     </Table.Cell>
-                </Table.Row.Base>
-            {:else}
-                {@const addon = plan.addons[usage.id]}
+                {/if}
+            </Table.Row.Base>
+        {/each}
+        {#each Object.entries(plan.usage) as [key, usage]}
+            {@const limit = getPlanLimit(key)}
+            {@const show = limit !== false}
+            {#if show}
                 <Table.Row.Base {root}>
-                    <Table.Cell column="resource" {root}>{usage.resource}</Table.Cell>
+                    <Table.Cell column="resource" {root}>{usage.name}</Table.Cell>
                     <Table.Cell column="limit" {root}>
-                        {abbreviateNumber(plan[usage.id])}{usage?.unit}
+                        {abbreviateNumber(limit)}{usage.unit}
                     </Table.Cell>
                     {#if !isFree}
                         <Table.Cell column="rate" {root}>
-                            {formatCurrency(addon?.price)}/{['MB', 'GB', 'TB'].includes(addon?.unit)
-                                ? addon?.value
-                                : abbreviateNumber(addon?.value, 0)}{usage?.unit}
+                            {formatCurrency(usage.price)}/{abbreviateNumber(
+                                usage.value
+                            )}{usage.unit}
                         </Table.Cell>
                     {/if}
                 </Table.Row.Base>

src/lib/sdk/billing.ts

@@ -278,6 +278,7 @@ export type AddressesList = {
 };
 
 export type AdditionalResource = {
+    name: string;
     currency: string;
     invoiceDesc: string;
     price: number;