Implement Toast component for notifications

src/components/Toast.js

@@ -0,0 +1,63 @@
+import { $html, $mount } from "sigpro";
+import { Button } from "./Button.js";
+
+/** TOAST (Imperative Function) */
+export const Toast = (message, type = "alert-success", duration = 3500) => {
+  let container = document.getElementById("sigpro-toast-container");
+  
+  // Crear el contenedor global si no existe
+  if (!container) {
+    container = $html("div", {
+      id: "sigpro-toast-container",
+      class: "fixed top-0 right-0 z-[9999] p-4 flex flex-col gap-2 pointer-events-none",
+    });
+    document.body.appendChild(container);
+  }
+
+  const toastHost = $html("div", { style: "display: contents" });
+  container.appendChild(toastHost);
+
+  let timeoutId;
+
+  const close = () => {
+    clearTimeout(timeoutId);
+    const el = toastHost.firstElementChild;
+    if (el && !el.classList.contains("opacity-0")) {
+      el.classList.add("translate-x-full", "opacity-0");
+      setTimeout(() => {
+        instance.destroy();
+        toastHost.remove();
+        // Limpiar el contenedor si ya no hay más toasts
+        if (!container.hasChildNodes()) container.remove();
+      }, 300);
+    } else {
+      instance.destroy();
+      toastHost.remove();
+    }
+  };
+
+  const ToastComponent = () => {
+    const el = $html(
+      "div",
+      {
+        class: `alert alert-soft ${type} shadow-lg transition-all duration-300 translate-x-10 opacity-0 pointer-events-auto`,
+      },
+      [
+        $html("span", {}, [typeof message === "function" ? message() : message]), 
+        Button({ class: "btn-xs btn-circle btn-ghost", onclick: close }, "✕")
+      ],
+    );
+
+    // Animación de entrada
+    requestAnimationFrame(() => el.classList.remove("translate-x-10", "opacity-0"));
+    return el;
+  };
+
+  const instance = $mount(ToastComponent, toastHost);
+
+  if (duration > 0) {
+    timeoutId = setTimeout(close, duration);
+  }
+
+  return close;
+};