load .env and .env.local equally

Author: kantord

src/mocks/server.ts

@@ -1,8 +1,12 @@
-import "dotenv/config";
 import type { IncomingMessage, ServerResponse } from "node:http";
 import { createServer } from "@mswjs/http-middleware";
+import { config } from "dotenv";
 import { handlers } from "./handlers";
 
+// Load .env first, then .env.local (which overrides .env)
+config();
+config({ path: ".env.local" });
+
 // Mock server runs on the port configured in API_BASE_URL
 // This ensures the app can reach the mock server at the expected URL
 const apiBaseUrl = process.env.API_BASE_URL;