feat: scaffold Next.js 15 frontend app

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

apps/web/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "@afterlife/web",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint"
+  },
+  "dependencies": {
+    "next": "^15",
+    "react": "^19",
+    "react-dom": "^19",
+    "@afterlife/shared": "*"
+  },
+  "devDependencies": {
+    "typescript": "^5",
+    "@types/node": "^20",
+    "@types/react": "^19",
+    "@types/react-dom": "^19",
+    "tailwindcss": "^4",
+    "@tailwindcss/postcss": "^4",
+    "eslint": "^9",
+    "eslint-config-next": "^15"
+  }
+}