feat(01-01): scaffold Vite project with CSS design system and project structure

- Vite 6 + TypeScript + Biome + Vitest configured
- All directories from spec section 13 created
- CSS custom properties for full color palette and finger colors
- index.html with 5 screen sections and Google Fonts
- Dev server binds to 0.0.0.0:5173 for VPS access

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

package.json

@@ -0,0 +1,21 @@
+{
+	"name": "zauberwald",
+	"private": true,
+	"version": "0.0.1",
+	"type": "module",
+	"scripts": {
+		"dev": "vite --host",
+		"build": "tsc && vite build",
+		"preview": "vite preview --host --port 4173",
+		"test": "vitest run",
+		"test:watch": "vitest",
+		"lint": "biome check .",
+		"lint:fix": "biome check --write ."
+	},
+	"devDependencies": {
+		"typescript": "~5.8.0",
+		"vite": "^6.0.0",
+		"vitest": "^3.0.0",
+		"@biomejs/biome": "^1.9.0"
+	}
+}