🔧(frontend) configure Prettier and ESLint

Set up Prettier with minimal configuration. Installed eslint-config-prettier to
prevent conflicts between ESLint and Prettier.

src/frontend/.eslintrc.cjs

@@ -7,6 +7,7 @@ module.exports = {
     'plugin:react-hooks/recommended',
     'plugin:@tanstack/eslint-plugin-query/recommended',
     'plugin:jsx-a11y/recommended',
+    'prettier'
   ],
   ignorePatterns: ['dist', '.eslintrc.cjs', 'styled-system'],
   parser: '@typescript-eslint/parser',

src/frontend/package-lock.json

@@ -37,10 +37,12 @@
         "@typescript-eslint/parser": "7.13.1",
         "@vitejs/plugin-react": "4.3.1",
         "eslint": "8.57.0",
+        "eslint-config-prettier": "^9.1.0",
         "eslint-plugin-jsx-a11y": "6.9.0",
         "eslint-plugin-react-hooks": "4.6.2",
         "eslint-plugin-react-refresh": "0.4.7",
         "postcss": "8.4.39",
+        "prettier": "3.3.3",
         "typescript": "5.5.2",
         "vite": "5.3.1",
         "vite-tsconfig-paths": "4.3.2"
@@ -452,6 +454,7 @@
     },
     "node_modules/@clack/prompts/node_modules/is-unicode-supported": {
       "version": "1.3.0",
+      "dev": true,
       "inBundle": true,
       "license": "MIT",
       "engines": {
@@ -1588,6 +1591,21 @@
         "node": "^10 || ^12 || >=14"
       }
     },
+    "node_modules/@pandacss/node/node_modules/prettier": {
+      "version": "3.2.5",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.2.5.tgz",
+      "integrity": "sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==",
+      "dev": true,
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/@pandacss/parser": {
       "version": "0.41.0",
       "resolved": "https://registry.npmjs.org/@pandacss/parser/-/parser-0.41.0.tgz",
@@ -5700,6 +5718,18 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/eslint-config-prettier": {
+      "version": "9.1.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-9.1.0.tgz",
+      "integrity": "sha512-NSWl5BFQWEPi1j4TjVNItzYV7dZXZ+wP6I6ZhrBGpChQhZRUaElihE9uRRkcbRnNb76UMKDF3r+WTmNcGPKsqw==",
+      "dev": true,
+      "bin": {
+        "eslint-config-prettier": "bin/cli.js"
+      },
+      "peerDependencies": {
+        "eslint": ">=7.0.0"
+      }
+    },
     "node_modules/eslint-plugin-jsx-a11y": {
       "version": "6.9.0",
       "resolved": "https://registry.npmjs.org/eslint-plugin-jsx-a11y/-/eslint-plugin-jsx-a11y-6.9.0.tgz",
@@ -8919,9 +8949,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.2.5",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.2.5.tgz",
-      "integrity": "sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==",
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz",
+      "integrity": "sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==",
       "dev": true,
       "bin": {
         "prettier": "bin/prettier.cjs"

src/frontend/package.json

@@ -8,7 +8,8 @@
     "build": "panda codegen && tsc -b && vite build",
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
     "preview": "vite preview",
-    "i18n:extract": "npx i18next -c i18next-parser.config.json"
+    "i18n:extract": "npx i18next -c i18next-parser.config.json",
+    "format": "prettier --write ./src"
   },
   "dependencies": {
     "@livekit/components-react": "2.3.3",
@@ -40,10 +41,12 @@
     "@typescript-eslint/parser": "7.13.1",
     "@vitejs/plugin-react": "4.3.1",
     "eslint": "8.57.0",
+    "eslint-config-prettier": "9.1.0",
     "eslint-plugin-jsx-a11y": "6.9.0",
     "eslint-plugin-react-hooks": "4.6.2",
     "eslint-plugin-react-refresh": "0.4.7",
     "postcss": "8.4.39",
+    "prettier": "3.3.3",
     "typescript": "5.5.2",
     "vite": "5.3.1",
     "vite-tsconfig-paths": "4.3.2"