feat: Pulse CRM Frontend v1.0

Vue 3 + Vite + Tailwind CSS

Views:
- Dashboard mit Stats & Aktivitäten
- Kontakte mit Suche & CRUD
- Firmen mit Cards & CRUD
- Pipeline Kanban Board (Drag & Drop)
- Aktivitäten mit Filter & Timeline
- Settings mit DSGVO-Info

Features:
- Dark Theme (Pulse Design)
- Responsive Layout
- Pinia State Management
- Vue Router mit Guards
- Axios API Client

Task: #13 Frontend UI

package.json

@@ -0,0 +1,25 @@
+{
+  "name": "pulse-crm-frontend",
+  "version": "0.1.0",
+  "private": true,
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "vue": "^3.4.0",
+    "vue-router": "^4.2.0",
+    "pinia": "^2.1.0",
+    "@vueuse/core": "^10.7.0",
+    "axios": "^1.6.0"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-vue": "^5.0.0",
+    "vite": "^5.0.0",
+    "autoprefixer": "^10.4.0",
+    "postcss": "^8.4.0",
+    "tailwindcss": "^3.4.0"
+  }
+}