Update index.js

index.js

@@ -86,7 +86,7 @@ app.get("/v1/show-key", async (req, res) => {
   const collection = dbClient.collection('api_keys');
   const apiKey = req.query.api_key;
   try {
-    DocsKey = await collection.findOne({key: apiKey})
+    const DocsKey = await collection.findOne({key: apiKey})
     if (DocsKey) {
       let owner = DocsKey.owner;
       let createdAt = DocsKey.createdAt;