dooit: [BUG] Crash on adding a workspace (only first?)

Describe the bug 🐛 Install by pip install dooit turns out it contains old code.

To Reproduce 🐣 Steps to reproduce the behavior:

1. Install by pip install dooit
2. run dooit from terminal
3. 

Expected behavior 🤔 Program can’t launch

Desktop (please complete the following information): 🤖

• OS: Windows10
• Version 22H2 19045.3803

Python

• Version: 3.8.10

Additional context 📝 Require manual change the code(from pip install originally) from

from textual.widget import Widget
from dooit.ui.events.events import ChangeStatus, Notify, StatusType
from dooit.utils.keybinder import KeyBinder, KeyList
from dooit.api.model import Result


class KeyWidget(Widget):
    """
    A widget that calls function from keybinder
    """

    def __init__(
        self,
        *children: Widget,
        name: str | None = None,
        id: str | None = None,
        classes: str | None = None,
        disabled: bool = False

to

from typing import Optional
from textual.widget import Widget
from dooit.ui.events.events import ChangeStatus, Notify, StatusType
from dooit.utils.keybinder import KeyBinder, KeyList
from dooit.api.model import Result


class KeyWidget(Widget):
    """
    A widget that calls function from keybinder
    """

    def __init__(
        self,
        *children: Widget,
        name: Optional[str] = None,
        id: Optional[str] = None,
        classes: Optional[str] = None,
        disabled: bool = False

After the change, the program is able to launch