feat: polish envelopes (#2090)

## Description

The rest of the owl

packages/ee/server-only/limits/server.ts

@@ -23,13 +23,6 @@ export const getServerLimits = async ({
   userId,
   teamId,
 }: GetServerLimitsOptions): Promise<TLimitsResponseSchema> => {
-  if (!IS_BILLING_ENABLED()) {
-    return {
-      quota: SELFHOSTED_PLAN_LIMITS,
-      remaining: SELFHOSTED_PLAN_LIMITS,
-    };
-  }
-
   const organisation = await prisma.organisation.findFirst({
     where: {
       teams: {
@@ -57,12 +50,22 @@ export const getServerLimits = async ({
   const remaining = structuredClone(FREE_PLAN_LIMITS);
 
   const subscription = organisation.subscription;
+  const maximumEnvelopeItemCount = organisation.organisationClaim.envelopeItemCount;
+
+  if (!IS_BILLING_ENABLED()) {
+    return {
+      quota: SELFHOSTED_PLAN_LIMITS,
+      remaining: SELFHOSTED_PLAN_LIMITS,
+      maximumEnvelopeItemCount,
+    };
+  }
 
   // Bypass all limits even if plan expired for ENTERPRISE.
   if (organisation.organisationClaimId === INTERNAL_CLAIM_ID.ENTERPRISE) {
     return {
       quota: PAID_PLAN_LIMITS,
       remaining: PAID_PLAN_LIMITS,
+      maximumEnvelopeItemCount,
     };
   }
 
@@ -71,6 +74,7 @@ export const getServerLimits = async ({
     return {
       quota: INACTIVE_PLAN_LIMITS,
       remaining: INACTIVE_PLAN_LIMITS,
+      maximumEnvelopeItemCount,
     };
   }
 
@@ -80,6 +84,7 @@ export const getServerLimits = async ({
     return {
       quota: PAID_PLAN_LIMITS,
       remaining: PAID_PLAN_LIMITS,
+      maximumEnvelopeItemCount,
     };
   }
 
@@ -117,5 +122,6 @@ export const getServerLimits = async ({
   return {
     quota,
     remaining,
+    maximumEnvelopeItemCount,
   };
 };