Merge pull request #147 from keitaroinc/upgrade-to-react19

Add vite config

.eslintrc.cjs

@@ -2,21 +2,21 @@ module.exports = {
   root: true,
   env: { browser: true, es2020: true },
   extends: [
-    'eslint:recommended',
-    'plugin:react/recommended',
-    'plugin:react/jsx-runtime',
-    'plugin:react-hooks/recommended',
+    "eslint:recommended",
+    "plugin:react/recommended",
+    "plugin:react/jsx-runtime",
+    "plugin:react-hooks/recommended",
   ],
-  ignorePatterns: ['dist', '.eslintrc.cjs'],
-  parserOptions: { ecmaVersion: 'latest', sourceType: 'module' },
-  settings: { react: { version: '18.2' } },
-  plugins: ['eslint-plugin-react-compiler','react-refresh'],
+  ignorePatterns: ["dist", ".eslintrc.cjs"],
+  parserOptions: { ecmaVersion: "latest", sourceType: "module" },
+  settings: { react: { version: "18.2" } },
+  plugins: ["eslint-plugin-react-compiler", "react-refresh"],
   rules: {
-    'react-compiler/react-compiler': "error",
-    'react/jsx-no-target-blank': 'off',
-    'react-refresh/only-export-components': [
-      'warn',
+    "react-compiler/react-compiler": "error",
+    "react/jsx-no-target-blank": "off",
+    "react-refresh/only-export-components": [
+      "warn",
       { allowConstantExport: true },
     ],
   },
-}
+};

package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "dev": "vite",
     "build": "vite build",
-    "lint": "eslint . --ext js,jsx --report-unused-disable-directives --max-warnings 0",
+    "lint": "npx prettier -cw . '!**/*.{png,txt,ico}'",
     "preview": "vite preview",
     "test": "jest"
   },

vite.config.js

@@ -7,6 +7,10 @@ const ReactCompilerConfig = {
 };
 
 export default defineConfig({
+  build: {
+    outDir: "build",
+    emptyOutDir: true, // also necessary
+  },
   plugins: [
     react({
       babel: {