Migrate from PyQT6 to PySide6

Dockerfile

@@ -4,7 +4,7 @@ LABEL org.opencontainers.image.source https://github.com/khoj-ai/khoj
 
 # Install System Dependencies
 RUN apt update -y && \
-    apt -y install python3-pip python3-pyqt6 git
+    apt -y install python3-pip git
 
 # Install Application
 COPY . .

pyproject.toml

@@ -46,7 +46,7 @@ dependencies = [
     "tenacity >= 8.2.2",
     "pillow == 9.3.0",
     "pydantic >= 1.10.10",
-    "pyqt6 == 6.3.1",
+    "pyside6 >= 6.5.1",
     "pyyaml == 6.0",
     "rich >= 13.3.1",
     "schedule == 1.1.0",

src/khoj/interface/desktop/main_window.py

@@ -2,8 +2,8 @@
 import webbrowser
 
 # External Packages
-from PyQt6 import QtGui, QtWidgets
-from PyQt6.QtCore import Qt
+from PySide6 import QtGui, QtWidgets
+from PySide6.QtCore import Qt
 
 # Internal Packages
 from khoj.utils import constants

src/khoj/interface/desktop/system_tray.py

@@ -2,7 +2,7 @@
 import webbrowser
 
 # External Packages
-from PyQt6 import QtGui, QtWidgets
+from PySide6 import QtGui, QtWidgets
 
 # Internal Packages
 from khoj.utils import constants, state

src/khoj/main.py

@@ -15,8 +15,8 @@ warnings.filterwarnings("ignore", message=r"legacy way to download files from th
 # External Packages
 import uvicorn
 from fastapi import FastAPI
-from PyQt6 import QtWidgets
-from PyQt6.QtCore import QThread, QTimer
+from PySide6 import QtWidgets
+from PySide6.QtCore import QThread, QTimer
 from rich.logging import RichHandler
 import schedule