chore: react 19

Signed-off-by: Logan McAnsh <logan@mcan.sh>

examples/playground/package.json

@@ -21,17 +21,17 @@
     "@remix-run/react": "*",
     "fastify": "^4.26.2",
     "isbot": "^5.1.11",
-    "react": "^18.3.1",
-    "react-dom": "^18.3.1",
+    "react": "19.0.0-rc-100dfd7dab-20240701",
+    "react-dom": "19.0.0-rc-100dfd7dab-20240701",
     "source-map-support": "^0.5.21"
   },
   "devDependencies": {
     "@fastify/middie": "^8.3.0",
     "@remix-run/dev": "*",
     "@remix-run/eslint-config": "*",
     "@tailwindcss/vite": "4.0.0-alpha.16",
-    "@types/react": "^18.3.3",
-    "@types/react-dom": "^18.2.25",
+    "@types/react": "npm:types-react@19.0.0-rc.1",
+    "@types/react-dom": "npm:types-react-dom@19.0.0-rc.1",
     "chokidar": "^3.6.0",
     "cross-env": "^7.0.3",
     "dotenv": "^16.4.5",
@@ -44,6 +44,14 @@
     "vite": "^5.3.2",
     "vite-tsconfig-paths": "^4.3.2"
   },
+  "pnpm": {
+    "overrides": {
+      "@types/react": "$@types/react",
+      "@types/react-dom": "$@types/react-dom",
+      "react": "$react",
+      "react-dom": "$react-dom"
+    }
+  },
   "engines": {
     "node": ">=18"
   }