feat(#26): implement mosaic-plugin-gantt skill

packages/skills/gantt/index.ts

@@ -0,0 +1,18 @@
+/**
+ * Mosaic Stack Gantt Plugin - Main exports
+ */
+
+export {
+  GanttClient,
+  createGanttClientFromEnv,
+  type GanttClientConfig,
+  type Project,
+  type Task,
+  type ProjectStatus,
+  type TaskStatus,
+  type TaskPriority,
+  type PaginatedResponse,
+  type ProjectTimeline,
+  type DependencyChain,
+  type CriticalPath,
+} from './gantt-client.js';