feat: Sprint 1 final — delete host, Alpine modal events, grid/list toggle, transfers panel

app/backend/main.go

@@ -31,6 +31,7 @@ func main() {
 	app.Get("/", handler.Dashboard)
 	app.Get("/hosts", handler.DashboardList)
 	app.Post("/hosts", handler.CreateHost)
+	app.Delete("/hosts/:id", handler.DeleteHost)
 	app.Get("/api/health", handler.Health)
 
 	log.Fatal(app.Listen(":1947"))