Method switchTab

browse/src/browser-manager.ts:818–827

(id: number, opts?: { bringToFront?: boolean })

  }

  switchTab(id: number, opts?: { bringToFront?: boolean }): void {
    if (!this.tabSessions.has(id)) throw new Error(`Tab ${id} not found`);
    this.activeTabId = id;
    // Only bring to front when explicitly requested (user-initiated tab switch).
    // Internal tab pinning (BROWSE_TAB) should NOT steal focus.
    if (opts?.bringToFront !== false) {
      const page = this.pages.get(id);
      if (page) page.bringToFront().catch(() => {});
    }
  }

  /**
   * Sync activeTabId to match the tab whose URL matches the Chrome extension's