feat(auth): include subscription tier in token and session payload

- Adds subscription tier info to access/refresh tokens.
- Stores tier details in session Redis record.
- Returns tier data in login/register response.
- Uses default tier when user has none.

app/api/auth/login/route.ts

@@ -18,6 +18,10 @@ import {
 } from "@/lib/prisma/queries/users";
 import { setSession } from "@/lib/redis/session";
 import { randomUUID } from "crypto";
+import {
+  getDefaultSubscriptionTier,
+  getSubscriptionTierById,
+} from "@/lib/prisma/queries/subscription-tiers";
 
 export async function POST(request: NextRequest) {
   try {
@@ -125,8 +129,20 @@ export async function POST(request: NextRequest) {
     await updateLastLogin(user.user_id);
 
     // Gerar tokens
-    const accessToken = generateAccessToken(user.user_id, user.username);
-    const refreshToken = generateRefreshToken(user.user_id, user.username);
+    const tierInfo =
+      user.subscription_tier ??
+      (user.subscription_tier_id
+        ? await getSubscriptionTierById(user.subscription_tier_id)
+        : await getDefaultSubscriptionTier());
+
+    const accessToken = generateAccessToken(user.user_id, user.username, {
+      tierSlug: tierInfo?.slug ?? undefined,
+      tierLevel: tierInfo?.level ?? undefined,
+    });
+    const refreshToken = generateRefreshToken(user.user_id, user.username, {
+      tierSlug: tierInfo?.slug ?? undefined,
+      tierLevel: tierInfo?.level ?? undefined,
+    });
 
     // Criar sessão no Redis
     const sessionId = randomUUID();
@@ -136,6 +152,10 @@ export async function POST(request: NextRequest) {
       email: user.email,
       accessToken,
       createdAt: Date.now(),
+      subscriptionTierId: tierInfo?.subscription_tier_id ?? null,
+      subscriptionTierSlug: tierInfo?.slug ?? null,
+      subscriptionTierName: tierInfo?.name ?? null,
+      subscriptionTierLevel: tierInfo?.level ?? null,
     });
 
     // Criar resposta
@@ -150,6 +170,14 @@ export async function POST(request: NextRequest) {
           lastName: user.last_name,
           accountLevel: user.account_level,
           hasDonated: user.has_donated,
+          subscriptionTier: tierInfo
+            ? {
+                id: tierInfo.subscription_tier_id,
+                name: tierInfo.name,
+                slug: tierInfo.slug,
+                level: tierInfo.level,
+              }
+            : null,
         },
         accessToken,
       },