feat: create tm-core and apps/cli (#1093)

- add typescript
- add npm workspaces

apps/cli/src/index.ts

@@ -0,0 +1,18 @@
+/**
+ * @fileoverview Main entry point for @tm/cli package
+ * Exports all public APIs for the CLI presentation layer
+ */
+
+// Commands
+export { ListTasksCommand } from './commands/list.command.js';
+
+// UI utilities (for other commands to use)
+export * as ui from './utils/ui.js';
+
+// Re-export commonly used types from tm-core
+export type {
+	Task,
+	TaskStatus,
+	TaskPriority,
+	TaskMasterCore
+} from '@tm/core';