Replace CRA proxy config with vite's proxy config

app/package.json

@@ -69,7 +69,6 @@
     "@types/uuid": "^9.0.1",
     "@vitejs/plugin-react": "^4.0.2",
     "babel-plugin-formatjs": "^10.5.3",
-    "http-proxy-middleware": "^2.0.6",
     "typescript": "^4.9.5",
     "vite": "^4.4.1",
     "vite-plugin-comlink": "^3.0.5"

app/src/setupProxy.js

@@ -1,14 +0,0 @@
-/* eslint-disable @typescript-eslint/no-var-requires */
-/* eslint-disable no-undef */
-const { createProxyMiddleware } = require('http-proxy-middleware');
-
-module.exports = function (app) {
-    app.use(
-        '/chatapi',
-        createProxyMiddleware({
-            target: 'http://localhost:3001',
-            secure: false,
-            changeOrigin: true,
-        })
-    );
-};

app/vite.config.js

@@ -4,6 +4,15 @@ import { comlink } from "vite-plugin-comlink";
 
 export default defineConfig(() => {
   return {
+    server: {
+      proxy: {
+        "/chatapi": {
+          target: "http://localhost:3001",
+          secure: false,
+          changeOrigin: true,
+        },
+      },
+    },
     build: {
       outDir: "build",
     },