style: clean up code formatting and remove trailing whitespace

refactor: reorganize imports and fix type imports

app/api/listings/[id]/seller/route.ts

@@ -1,23 +1,23 @@
-import { NextRequest, NextResponse } from "next/server";
-import { secureLogger } from "@/lib/secure-logger";
-import { getListingById } from "@/lib/prisma/queries/listings";
+import { type NextRequest, NextResponse } from "next/server";
 import { getMainCharacterByUserId } from "@/lib/prisma/queries/characters";
+import { getListingById } from "@/lib/prisma/queries/listings";
+import { secureLogger } from "@/lib/secure-logger";
 
 /**
  * GET /api/listings/[id]/seller
  * Retorna informações do vendedor (nome do personagem)
  */
 export async function GET(
-  request: NextRequest,
-  { params }: { params: Promise<{ id: string }> }
+  _request: NextRequest,
+  { params }: { params: Promise<{ id: string }> },
 ) {
   try {
     const { id } = await params;
     const listingId = parseInt(id, 10);
-    if (isNaN(listingId)) {
+    if (Number.isNaN(listingId)) {
       return NextResponse.json(
         { success: false, error: "ID de anúncio inválido" },
-        { status: 400 }
+        { status: 400 },
       );
     }
 
@@ -25,12 +25,15 @@ export async function GET(
     if (!listing) {
       return NextResponse.json(
         { success: false, error: "Anúncio não encontrado" },
-        { status: 404 }
+        { status: 404 },
       );
     }
 
     // Buscar personagem principal do vendedor no servidor do listing
-    const character = await getMainCharacterByUserId(listing.seller_id, listing.server_name);
+    const character = await getMainCharacterByUserId(
+      listing.seller_id,
+      listing.server_name,
+    );
 
     return NextResponse.json(
       {
@@ -41,7 +44,7 @@ export async function GET(
           server_name: listing.server_name,
         },
       },
-      { status: 200 }
+      { status: 200 },
     );
   } catch (error) {
     secureLogger.error("❌ Erro ao buscar informações do vendedor", {
@@ -51,8 +54,7 @@ export async function GET(
 
     return NextResponse.json(
       { success: false, error: "Erro ao buscar informações do vendedor" },
-      { status: 500 }
+      { status: 500 },
     );
   }
 }
-