feat: add review writing page and integrate Steam account linking

- Implemented WriteReviewPage for users to submit reviews with ratings and playtime.
- Created global CSS styles for consistent theming across the application.
- Established RootLayout for metadata and global styles.
- Developed LoginPage for user authentication with email/password and Steam login options.
- Built Home page to display game search results and recent reviews.
- Added LinkSteamPage for linking Steam accounts to user profiles.
- Created ProfilePage to manage user information and display their reviews.
- Developed GameCard and ReviewCard components for displaying games and reviews.
- Implemented Header component for navigation and user session management.
- Added Providers component to wrap the application with session context.
- Integrated NextAuth for user authentication with Steam and credentials.
- Set up Prisma client for database interactions.
- Created Steam API utility functions for fetching game and user data.
- Configured TypeScript settings for the project.

eslint.config.mjs

@@ -0,0 +1,18 @@
+import { defineConfig, globalIgnores } from "eslint/config";
+import nextVitals from "eslint-config-next/core-web-vitals";
+import nextTs from "eslint-config-next/typescript";
+
+const eslintConfig = defineConfig([
+  ...nextVitals,
+  ...nextTs,
+  // Override default ignores of eslint-config-next.
+  globalIgnores([
+    // Default ignores of eslint-config-next:
+    ".next/**",
+    "out/**",
+    "build/**",
+    "next-env.d.ts",
+  ]),
+]);
+
+export default eslintConfig;