fix verification of api key

src/index.ts

@@ -1,3 +1,4 @@
+import { logInfo } from "@dpu/shared/dist/logger.js";
 import type { FastifyReply, FastifyRequest } from "fastify";
 import fastify from "fastify";
 import fastifyAxios from "fastify-axios";
@@ -23,11 +24,15 @@ await server.register(fastifyAxios, {
   },
 });
 
-function verifyAPIKey(request: FastifyRequest, reply: FastifyReply): void {
+async function verifyAPIKey(
+  request: FastifyRequest,
+  reply: FastifyReply,
+): Promise<void> {
   const apiKey = request.headers["x-api-key"];
 
   if (!apiKey || apiKey !== Config.api_key) {
-    reply.code(401).send({ error: "Invalid API key" });
+    logInfo("POST Request with wrong API key received");
+    return reply.code(401).send({ error: "Invalid API key" });
   }
 }