Merge pull request #62 from codeforjapan/chore/react-19

feat: Update React to 19

Author: sushichan044

.gitignore

@@ -9,3 +9,4 @@ node_modules
 eslint-typegen.d.ts
 
 .react-router/*
+.vercel/*

package.json

@@ -35,8 +35,8 @@
     "dayjs": "1.11.13",
     "isbot": "5.1.23",
     "ohash": "2.0.11",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
+    "react": "19.0.0",
+    "react-dom": "19.0.0",
     "react-router": "7.3.0",
     "react-router-dom": "7.3.0",
     "recharts": "2.15.1",
@@ -57,8 +57,8 @@
     "@testing-library/react": "16.2.0",
     "@testing-library/user-event": "14.6.1",
     "@types/eslint-plugin-jsx-a11y": "6.10.0",
-    "@types/react": "18.3.18",
-    "@types/react-dom": "18.3.5",
+    "@types/react": "19.0.10",
+    "@types/react-dom": "19.0.4",
     "@vitejs/plugin-react": "4.3.4",
     "autoprefixer": "10.4.21",
     "eslint": "9.22.0",
@@ -96,6 +96,9 @@
     "onlyBuiltDependencies": [
       "esbuild",
       "msw"
-    ]
+    ],
+    "overrides": {
+      "react-is": "19.0.0"
+    }
   }
 }