feat(web): add kanban board page with drag-and-drop (#478)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/web/src/lib/api/tasks.ts

@@ -5,7 +5,7 @@
 
 import type { Task } from "@mosaic/shared";
 import type { TaskStatus, TaskPriority } from "@mosaic/shared";
-import { apiGet, type ApiResponse } from "./client";
+import { apiGet, apiPatch, type ApiResponse } from "./client";
 
 export interface TaskFilters {
   status?: TaskStatus;
@@ -34,3 +34,15 @@ export async function fetchTasks(filters?: TaskFilters): Promise<Task[]> {
   const response = await apiGet<ApiResponse<Task[]>>(endpoint, filters?.workspaceId);
   return response.data;
 }
+
+/**
+ * Update a task by ID
+ */
+export async function updateTask(
+  id: string,
+  data: Partial<Task>,
+  workspaceId?: string
+): Promise<Task> {
+  const res = await apiPatch<ApiResponse<Task>>(`/api/tasks/${id}`, data, workspaceId);
+  return res.data;
+}