React hello world.

package.json

@@ -2,11 +2,30 @@
   "name": "organic_wasm_demo",
   "version": "0.0.0",
   "description": "",
-  "main": "index.js",
+  "main": "index.jsx",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "dev": "webpack server"
   },
   "keywords": [],
   "author": "",
-  "license": "ISC"
+  "license": "ISC",
+  "dependencies": {
+    "@types/react": "^18.2.48",
+    "@types/react-dom": "^18.2.18",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0"
+  },
+  "devDependencies": {
+    "@babel/preset-env": "^7.23.8",
+    "@babel/preset-react": "^7.23.3",
+    "@wasm-tool/wasm-pack-plugin": "^1.7.0",
+    "babel-core": "^6.26.3",
+    "babel-loader": "^9.1.3",
+    "html-webpack-plugin": "^5.6.0",
+    "ts-loader": "^9.5.1",
+    "typescript": "^5.3.3",
+    "webpack": "^5.89.0",
+    "webpack-cli": "^5.1.4",
+    "webpack-dev-server": "^4.15.1"
+  }
 }