diff --git a/libs/services/browser/src/tab-manager.ts.bak b/libs/services/browser/src/tab-manager.ts.bak
deleted file mode 100644
index 293de1a..0000000
--- a/libs/services/browser/src/tab-manager.ts.bak
+++ /dev/null
@@ -1,103 +0,0 @@
-import { Page } from 'playwright';
-import { getLogger } from '@stock-bot/logger';
-import { Browser } from './browser';
-import type { ScrapingResult } from './types';
-
-interface TabInfo {
-  page: Page;
-  contextId: string;
-}
-
-export class BrowserTabManager {
-  private tabs: Map<string, TabInfo> = new Map();
-  private logger = getLogger('browser-tab-manager');
-
-  async createTab(url?: string): Promise<{ page: Page; tabId: string }> {
-    const tabId = `tab-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;
-    const { page, contextId } = await Browser.createPageWithProxy(url || 'about:blank');
-
-    this.tabs.set(tabId, { page, contextId });
-    this.logger.debug('Tab created', { tabId, url });
-
-    return { page, tabId };
-  }
-
-  async createTabWithProxy(
-    url: string,
-    proxy: string
-  ): Promise<{ page: Page; tabId: string; contextId: string }> {
-    const tabId = `tab-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;
-    const { page, contextId } = await Browser.createPageWithProxy(url, proxy);
-
-    this.tabs.set(tabId, { page, contextId });
-    this.logger.debug('Tab with proxy created', { tabId, url, proxy });
-
-    return { page, tabId, contextId };
-  }
-
-  async scrapeUrlsWithProxies<T>(
-    urlProxyPairs: Array<{ url: string; proxy: string }>,
-    extractor: (page: Page) => Promise<T>,
-    options: { concurrency?: number } = {}
-  ): Promise<ScrapingResult<T>[]> {
-    const { concurrency = 3 } = options;
-    const results: ScrapingResult<T>[] = [];
-
-    for (let i = 0; i < urlProxyPairs.length; i += concurrency) {
-      const batch = urlProxyPairs.slice(i, i + concurrency);
-
-      const batchPromises = batch.map(async ({ url, proxy }) => {
-        let tabId: string | undefined;
-
-        try {
-          const result = await this.createTabWithProxy(url, proxy);
-          tabId = result.tabId;
-
-          const data = await extractor(result.page);
-
-          return {
-            data,
-            url,
-            success: true,
-          } as ScrapingResult<T>;
-        } catch (error) {
-          const errorMessage = error instanceof Error ? error.message : String(error);
-
-          return {
-            data: null as T,
-            url,
-            success: false,
-            error: errorMessage,
-          } as ScrapingResult<T>;
-        } finally {
-          if (tabId) {
-            await this.closeTab(tabId);
-          }
-        }
-      });
-
-      const batchResults = await Promise.all(batchPromises);
-      results.push(...batchResults);
-    }
-
-    return results;
-  }
-
-  async closeTab(tabId: string): Promise<void> {
-    const tab = this.tabs.get(tabId);
-    if (tab) {
-      await tab.page.close();
-      await Browser.closeContext(tab.contextId);
-      this.tabs.delete(tabId);
-      this.logger.debug('Tab closed', { tabId });
-    }
-  }
-
-  getTabCount(): number {
-    return this.tabs.size;
-  }
-
-  getAllTabIds(): string[] {
-    return Array.from(this.tabs.keys());
-  }
-}