chore: initialize portfolio toolchain

package.json

@@ -0,0 +1,41 @@
+{
+  "name": "portfolio-phase-1",
+  "version": "1.0.0",
+  "description": "",
+  "type": "module",
+  "directories": {
+    "doc": "docs"
+  },
+  "scripts": {
+    "dev": "vite --host 127.0.0.1",
+    "typecheck": "vue-tsc --noEmit",
+    "test:unit": "vitest run",
+    "test:browser": "playwright test",
+    "build:client": "vite build --outDir dist/client --manifest",
+    "build:ssr": "vite build --ssr src/entry-server.ts --outDir dist-ssr",
+    "prerender": "node scripts/prerender.mjs",
+    "build:preview": "npm run typecheck && npm run test:unit && npm run build:client && npm run build:ssr && npm run prerender -- --config config/site.preview.json"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "three": "^0.185.1",
+    "vue": "^3.5.42",
+    "zod": "^4.5.4"
+  },
+  "devDependencies": {
+    "@axe-core/playwright": "^4.13.0",
+    "@playwright/test": "^1.62.1",
+    "@vitejs/plugin-vue": "^6.0.8",
+    "@vue/server-renderer": "^3.5.42",
+    "@vue/test-utils": "^2.5.0",
+    "eslint": "^10.9.1",
+    "happy-dom": "^20.12.0",
+    "prettier": "^3.9.6",
+    "typescript": "^5.9.3",
+    "vite": "^8.2.2",
+    "vitest": "^4.1.11",
+    "vue-tsc": "^3.3.11"
+  }
+}