chore: auto-commit (21 archivos)

- app.md
- backend/dist/assets/index-D_Kep7Fb.js
- backend/dist/index.html
- backend/handlers.go
- backend/main.go
- frontend/src/App.tsx
- frontend/src/api.ts
- frontend/src/components/CardChatPanel.tsx
- frontend/src/components/LoginPage.tsx
- frontend/src/types.ts
- ...

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

frontend/src/api.ts

@@ -6,6 +6,7 @@ import type {
   Column,
   Metrics,
   MetricsFilter,
+  Notification,
   Sticker,
   User,
 } from "./types";
@@ -27,6 +28,10 @@ export function getFlags(): Promise<Record<string, boolean>> {
   return fetchJSON("/flags");
 }
 
+export function getVersion(): Promise<{ version: string }> {
+  return fetchJSON("/version");
+}
+
 export function createColumn(name: string): Promise<Column> {
   return fetchJSON("/columns", { method: "POST", body: JSON.stringify({ name }) });
 }
@@ -291,6 +296,27 @@ export function chatWSURL(): string {
   return `${proto}//${window.location.host}/api/chat/ws`;
 }
 
+export function cardChatWSURL(cardId: string): string {
+  const proto = window.location.protocol === "https:" ? "wss:" : "ws:";
+  return `${proto}//${window.location.host}/api/cards/${cardId}/chat/ws`;
+}
+
+export function listNotifications(unreadOnly = false): Promise<Notification[]> {
+  return fetchJSON(`/notifications${unreadOnly ? "?unread=1" : ""}`);
+}
+
+export function unreadNotificationCount(): Promise<{ count: number }> {
+  return fetchJSON("/notifications/unread-count");
+}
+
+export function markNotificationRead(id: string): Promise<void> {
+  return fetchJSON(`/notifications/${id}/read`, { method: "POST" });
+}
+
+export function markAllNotificationsRead(): Promise<{ count: number }> {
+  return fetchJSON("/notifications/read-all", { method: "POST" });
+}
+
 // streamChat opens a WebSocket, sends the message history, and streams events
 // to onEvent. Returns a Promise that resolves when the server closes the
 // connection (after a "done" event) and rejects on transport errors.