feat(taskbuffer-dashboard): Add TaskBuffer dashboard web component, demo and browser tests; add HTML entry and update dependencies

ts_web/index.ts

@@ -0,0 +1,12 @@
+// Export web components
+export * from './taskbuffer-dashboard.js';
+
+// Export types from main module for web usage
+export type { 
+  TaskManager, 
+  Task,
+  ITaskMetadata, 
+  ITaskExecutionReport,
+  IScheduledTaskInfo,
+  ITaskStep 
+} from '../ts/index.js';