chore: add tm-core package with tag and tasks.json

packages/tm-core/src/storage/index.ts

@@ -0,0 +1,40 @@
+/**
+ * @fileoverview Storage layer for the tm-core package
+ * This file exports all storage-related classes and interfaces
+ */
+
+// Storage implementations will be defined here
+// export * from './file-storage.js';
+// export * from './memory-storage.js';
+// export * from './storage-interface.js';
+
+// Placeholder exports - these will be implemented in later tasks
+export interface StorageAdapter {
+	read(path: string): Promise<string | null>;
+	write(path: string, data: string): Promise<void>;
+	exists(path: string): Promise<boolean>;
+	delete(path: string): Promise<void>;
+}
+
+/**
+ * @deprecated This is a placeholder class that will be properly implemented in later tasks
+ */
+export class PlaceholderStorage implements StorageAdapter {
+	private data = new Map<string, string>();
+
+	async read(path: string): Promise<string | null> {
+		return this.data.get(path) || null;
+	}
+
+	async write(path: string, data: string): Promise<void> {
+		this.data.set(path, data);
+	}
+
+	async exists(path: string): Promise<boolean> {
+		return this.data.has(path);
+	}
+
+	async delete(path: string): Promise<void> {
+		this.data.delete(path);
+	}
+}