Initial commit: football competition standings viewer

Vite + React app using football-data.org API to display standings
and match details for 12 competitions. Supports competition switching,
team match history modal, and Vite proxy to handle CORS.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

package.json

@@ -0,0 +1,18 @@
+{
+  "name": "eredivisie-app",
+  "version": "1.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-react": "^4.3.4",
+    "vite": "^6.0.0"
+  }
+}