Teams integration: webhook messaging + configuración en Settings + plugin-http

- @tauri-apps/plugin-http instalado (npm + Cargo.toml + capabilities)
- src-tauri/src/main.rs: registrado tauri_plugin_http::init()
- services/teams.ts: servicio para enviar mensajes Teams via webhook
  soporta Tauri plugin y browser fetch con fallback automático
  incluye notifyHUCreated, notifyBlockerLogged, sendTestMessage
- SettingsView: nueva sección Teams con input de webhook URL + botón test
- ChartAreaInteractive.vue: removido import no usado (@unovis/vue)

src/components/dashboard/ChartAreaInteractive.vue

@@ -3,7 +3,6 @@ import { ref, computed } from "vue"
 import type { ChartConfig } from "@/components/ui/chart"
 
 // import { Area, AreaChart, CartesianGrid, XAxis, YAxis } from "recharts"
-import { VisArea, VisAxis, VisLine, VisXYContainer } from "@unovis/vue"
 import {
   Card,
   CardContent,