Fixed Aria2 Errors, Automatically kill it, make it work with VPNs

main.py

@@ -1,12 +1,16 @@
 from core.ui.gui import MainWindow
 from core.ui.gui import state_debug
-
+from core.downloading.aria2p_server import aria2server
 from PySide6 import QtWidgets
 import qdarktheme
 import darkdetect
+import subprocess
+import signal
+import atexit
 import sys
 
 debug = True
+aria2process = None
 
 def run_gui():
     state_debug(debug)
@@ -19,5 +23,26 @@ def run_gui():
     widget.show()
     sys.exit(app.exec())
 
+def kill_aria2server():
+    global aria2process
+    if aria2process:
+        aria2process.kill()
+        if debug:
+            print("\nKilled Aria2")
+
+def keyboardinterrupthandler(signum, frame):
+    kill_aria2server()
+    sys.exit(0)
+
+
+
 if __name__ == "__main__":
+    kill_aria2server()
+    if debug:
+        print("Starting Aria2 Server")
+    aria2process = aria2server()
+    signal.signal(signal.SIGINT, keyboardinterrupthandler)
+    atexit.register(kill_aria2server)
+    if debug:
+        print("Launching GUI")
     run_gui()