add multi browser mode to arragate data from all browsers by tabs list, tabs count, group list, group count and windows list

remove (unnamed) into the group names just leave it a empty string, remove Focused on windows how should the browser know what windows are focused

tests/test_cli.py

@@ -4,6 +4,7 @@ from click.testing import CliRunner
 from unittest.mock import patch
 
 from browser_cli.cli import main, _project_version
+from browser_cli.client import BrowserTarget
 
 def _expected_version() -> str:
     pyproject = Path(__file__).resolve().parent.parent / "pyproject.toml"
@@ -50,7 +51,7 @@ def test_install_help_lists_supported_browsers():
     assert "[chrome|chromium|brave|edge|vivaldi]" in result.output
 
 def test_clients_exits_cleanly_when_registry_is_missing():
-    with patch("browser_cli.client.REGISTRY_PATH", Path("/nonexistent/browser-cli-registry.json")):
+    with patch("browser_cli.cli.REGISTRY_PATH", Path("/nonexistent/browser-cli-registry.json")):
         result = CliRunner().invoke(main, ["clients"])
 
     assert result.exit_code == 1
@@ -74,7 +75,7 @@ def test_clients_shows_named_profile_and_uses_socket_uuid_for_default(tmp_path):
         assert command == "clients.list"
         return responses[profile]
 
-    with patch("browser_cli.client.REGISTRY_PATH", registry_path), patch(
+    with patch("browser_cli.cli.REGISTRY_PATH", registry_path), patch(
         "browser_cli.cli.send_command", side_effect=fake_send_command
     ):
         result = CliRunner().invoke(main, ["clients"])
@@ -85,6 +86,123 @@ def test_clients_shows_named_profile_and_uses_socket_uuid_for_default(tmp_path):
     assert "Extension Version" in result.output
     assert "2.3.4" in result.output
 
+
+def test_tabs_list_multi_browser_shows_browser_column():
+    def fake_send_command(command, args=None, profile=None):
+        assert command == "tabs.list"
+        return [{"id": 1 if profile == "default" else 2, "windowId": 1, "active": True, "title": profile, "url": "https://example.com"}]
+
+    with patch(
+        "browser_cli.commands.tabs.active_browser_targets",
+        return_value=[
+            BrowserTarget("default", "550e8400-e29b-41d4-a716-446655440000", "/tmp/default.sock"),
+            BrowserTarget("work", "work", "/tmp/work.sock"),
+        ],
+    ), patch("browser_cli.commands.tabs.send_command", side_effect=fake_send_command):
+        result = CliRunner().invoke(main, ["tabs", "list"])
+
+    assert result.exit_code == 0
+    assert "Browser" in result.output
+    assert "550e8400-e29b-41d4-a716-446655440000" in result.output
+    assert "work" in result.output
+
+
+def test_tabs_list_with_explicit_browser_does_not_show_browser_column():
+    with patch(
+        "browser_cli.commands.tabs.active_browser_targets",
+        return_value=[
+            BrowserTarget("default", "uuid-1", "/tmp/default.sock"),
+            BrowserTarget("work", "work", "/tmp/work.sock"),
+        ],
+    ), patch(
+        "browser_cli.commands.tabs.send_command",
+        return_value=[{"id": 1, "windowId": 1, "active": True, "title": "Example", "url": "https://example.com"}],
+    ) as send_command:
+        result = CliRunner().invoke(main, ["--browser", "work", "tabs", "list"])
+
+    assert result.exit_code == 0
+    assert "Browser" not in result.output
+    send_command.assert_called_once_with("tabs.list", {}, profile=None)
+
+
+def test_tabs_count_multi_browser_shows_total():
+    counts = {"default": 3, "work": 4}
+
+    def fake_send_command(command, args=None, profile=None):
+        assert command == "tabs.count"
+        assert args == {"pattern": "github"}
+        return counts[profile]
+
+    with patch(
+        "browser_cli.commands.tabs.active_browser_targets",
+        return_value=[
+            BrowserTarget("default", "uuid-1", "/tmp/default.sock"),
+            BrowserTarget("work", "work", "/tmp/work.sock"),
+        ],
+    ), patch("browser_cli.commands.tabs.send_command", side_effect=fake_send_command):
+        result = CliRunner().invoke(main, ["tabs", "count", "github"])
+
+    assert result.exit_code == 0
+    assert "Browser" in result.output
+    assert "Total" in result.output
+    assert "7" in result.output
+
+
+def test_group_count_multi_browser_shows_total():
+    counts = {"default": 1, "work": 2}
+
+    def fake_send_command(command, args=None, profile=None):
+        assert command == "group.count"
+        return counts[profile]
+
+    with patch(
+        "browser_cli.commands.groups.active_browser_targets",
+        return_value=[
+            BrowserTarget("default", "uuid-1", "/tmp/default.sock"),
+            BrowserTarget("work", "work", "/tmp/work.sock"),
+        ],
+    ), patch("browser_cli.commands.groups.send_command", side_effect=fake_send_command):
+        result = CliRunner().invoke(main, ["group", "count"])
+
+    assert result.exit_code == 0
+    assert "Browser" in result.output
+    assert "Total" in result.output
+    assert "3" in result.output
+
+
+def test_group_list_leaves_unnamed_group_cell_empty():
+    with patch(
+        "browser_cli.commands.groups.send_command",
+        return_value=[{"id": 42, "title": "", "color": "grey", "collapsed": False, "tabCount": 1}],
+    ):
+        result = CliRunner().invoke(main, ["group", "list"])
+
+    assert result.exit_code == 0
+    assert "(unnamed)" not in result.output
+    assert "42" in result.output
+    assert "grey" in result.output
+
+
+def test_windows_list_multi_browser_shows_browser_column():
+    def fake_send_command(command, args=None, profile=None):
+        assert command == "windows.list"
+        return [{"id": 1, "alias": profile, "focused": True, "tabCount": 2, "state": "normal"}]
+
+    with patch(
+        "browser_cli.commands.windows.active_browser_targets",
+        return_value=[
+            BrowserTarget("default", "uuid-1", "/tmp/default.sock"),
+            BrowserTarget("work", "work", "/tmp/work.sock"),
+        ],
+    ), patch("browser_cli.commands.windows.send_command", side_effect=fake_send_command):
+        result = CliRunner().invoke(main, ["windows", "list"])
+
+    assert result.exit_code == 0
+    assert "Browser" in result.output
+    assert "Focused" not in result.output
+    assert "uuid-1" in result.output
+    assert "work" in result.output
+
 def test_extract_markdown_command():
     with patch("browser_cli.commands.extract.send_command", return_value="# Title\n") as send_command:
         result = CliRunner().invoke(main, ["extract", "markdown"])