WebCreatorX · y-minion · Nov 13, 2025 · Nov 13, 2025
diff --git a/.eslintrc.json b/.eslintrc.json
@@ -0,0 +1,27 @@
+{
+  "extends": [
+    "next/core-web-vitals", // Next.js App Router의 핵심 웹 바이탈 규칙 포함
+    "plugin:@typescript-eslint/recommended" // TypeScript 권장 규칙 추가
+  ],
+  "parser": "@typescript-eslint/parser", // ESLint가 TS 코드를 파싱하도록 지정
+  "plugins": ["@typescript-eslint", "immutable"],
+  "rules": {
+    // 1. Next.js 13+ App Router 환경에서 필요 없는 규칙 끄기
+    // Next.js 파일 이름 규칙에 위배되는 ESLint 규칙을 끕니다.
+    "react/react-in-jsx-scope": "off",
+
+    // 2. TS 환경에서 흔히 발생하는 오류 해결 규칙 추가
+    // TypeScript가 타입 체크를 하므로, ESLint의 일부 JS 규칙을 끄는 것
+    "no-unused-vars": "off", // JS 기본 규칙을 끄고
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      { "argsIgnorePattern": "^_" }
+    ], // TS 규칙으로 대체
+
+    // 3. TS에서 any 사용을 제한하는 규칙
+    "no-explicit-any": "error",
+    "immutable/no-mutation": "error" // 상태 직접 수정을 오류로 처리
+
+    // 여기에 다른 규칙들을 추가합니다.
+  }
+}
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -6,22 +6,30 @@
     "dev": "next dev --turbopack",
     "build": "next build --turbopack",
     "start": "next start",
-    "lint": "eslint"
+    "lint": "next lint",
+    "lint:fix": "eslint . --ext ts,tsx --fix"
   },
   "dependencies": {
+    "@tanstack/react-query": "^5.90.8",
+    "next": "15.5.6",
     "react": "19.1.0",
     "react-dom": "19.1.0",
-    "next": "15.5.6"
+    "zustand": "^5.0.8"
   },
   "devDependencies": {
-    "typescript": "^5",
+    "@eslint/eslintrc": "^3",
+    "@tailwindcss/postcss": "^4",
+    "@tanstack/eslint-plugin-query": "^5.91.2",
+    "@tanstack/react-query-devtools": "^5.90.2",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
-    "@tailwindcss/postcss": "^4",
-    "tailwindcss": "^4",
-    "eslint": "^9",
+    "@typescript-eslint/eslint-plugin": "^8.46.4",
+    "@typescript-eslint/parser": "^8.46.4",
+    "eslint": "^9.39.1",
     "eslint-config-next": "15.5.6",
-    "@eslint/eslintrc": "^3"
+    "eslint-plugin-immutable": "^1.0.0",
+    "tailwindcss": "^4",
+    "typescript": "^5"
   }
 }
diff --git a/public/file.svg b/public/file.svg
diff --git a/public/globe.svg b/public/globe.svg
diff --git a/public/next.svg b/public/next.svg
diff --git a/public/vercel.svg b/public/vercel.svg
diff --git a/public/window.svg b/public/window.svg
diff --git a/src/app/layout.tsx b/src/app/layout.tsx
@@ -1,33 +1,14 @@
-import type { Metadata } from "next";
-import { Geist, Geist_Mono } from "next/font/google";
-import "./globals.css";
-
-const geistSans = Geist({
-  variable: "--font-geist-sans",
-  subsets: ["latin"],
-});
-
-const geistMono = Geist_Mono({
-  variable: "--font-geist-mono",
-  subsets: ["latin"],
-});
-
-export const metadata: Metadata = {
-  title: "Create Next App",
-  description: "Generated by create next app",
-};
+import QueryProvider from "@/providers/queryProvider";
 
 export default function RootLayout({
   children,
 }: Readonly<{
   children: React.ReactNode;
 }>) {
   return (
-    <html lang="en">
-      <body
-        className={`${geistSans.variable} ${geistMono.variable} antialiased`}
-      >
-        {children}
+    <html lang="ko">
+      <body>
+        <QueryProvider>{children}</QueryProvider>
       </body>
     </html>
   );

diff --git a/src/app/page.tsx b/src/app/page.tsx
@@ -1,103 +1 @@
-import Image from "next/image";
-
-export default function Home() {
-  return (
-    <div className="font-sans grid grid-rows-[20px_1fr_20px] items-center justify-items-center min-h-screen p-8 pb-20 gap-16 sm:p-20">
-      <main className="flex flex-col gap-[32px] row-start-2 items-center sm:items-start">
-        <Image
-          className="dark:invert"
-          src="/next.svg"
-          alt="Next.js logo"
-          width={180}
-          height={38}
-          priority
-        />
-        <ol className="font-mono list-inside list-decimal text-sm/6 text-center sm:text-left">
-          <li className="mb-2 tracking-[-.01em]">
-            Get started by editing{" "}
-            <code className="bg-black/[.05] dark:bg-white/[.06] font-mono font-semibold px-1 py-0.5 rounded">
-              src/app/page.tsx
-            </code>
-            .
-          </li>
-          <li className="tracking-[-.01em]">
-            Save and see your changes instantly.
-          </li>
-        </ol>
-
-        <div className="flex gap-4 items-center flex-col sm:flex-row">
-          <a
-            className="rounded-full border border-solid border-transparent transition-colors flex items-center justify-center bg-foreground text-background gap-2 hover:bg-[#383838] dark:hover:bg-[#ccc] font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 sm:w-auto"
-            href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            <Image
-              className="dark:invert"
-              src="/vercel.svg"
-              alt="Vercel logomark"
-              width={20}
-              height={20}
-            />
-            Deploy now
-          </a>
-          <a
-            className="rounded-full border border-solid border-black/[.08] dark:border-white/[.145] transition-colors flex items-center justify-center hover:bg-[#f2f2f2] dark:hover:bg-[#1a1a1a] hover:border-transparent font-medium text-sm sm:text-base h-10 sm:h-12 px-4 sm:px-5 w-full sm:w-auto md:w-[158px]"
-            href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-            target="_blank"
-            rel="noopener noreferrer"
-          >
-            Read our docs
-          </a>
-        </div>
-      </main>
-      <footer className="row-start-3 flex gap-[24px] flex-wrap items-center justify-center">
-        <a
-          className="flex items-center gap-2 hover:underline hover:underline-offset-4"
-          href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          <Image
-            aria-hidden
-            src="/file.svg"
-            alt="File icon"
-            width={16}
-            height={16}
-          />
-          Learn
-        </a>
-        <a
-          className="flex items-center gap-2 hover:underline hover:underline-offset-4"
-          href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          <Image
-            aria-hidden
-            src="/window.svg"
-            alt="Window icon"
-            width={16}
-            height={16}
-          />
-          Examples
-        </a>
-        <a
-          className="flex items-center gap-2 hover:underline hover:underline-offset-4"
-          href="https://nextjs.org?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          <Image
-            aria-hidden
-            src="/globe.svg"
-            alt="Globe icon"
-            width={16}
-            height={16}
-          />
-          Go to nextjs.org →
-        </a>
-      </footer>
-    </div>
-  );
-}
+export default function Home() {}
diff --git a/src/providers/queryProvider.tsx b/src/providers/queryProvider.tsx
@@ -0,0 +1,25 @@
+"use client";
+
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import { ReactQueryDevtools } from "@tanstack/react-query-devtools";
+
+export default function QueryProvider({
+  children,
+}: {
+  children: React.ReactNode;
+}) {
+  const queryClient = new QueryClient({
+    defaultOptions: {
+      queries: {
+        refetchOnWindowFocus: false,
+      },
+    },
+  });
+
+  return (
+    <QueryClientProvider client={queryClient}>
+      {children}
+      <ReactQueryDevtools initialIsOpen={false} />
+    </QueryClientProvider>
+  );
+}