Compatibility with urwid 4.0.0+

nomadnet/vendor/Scrollable.py

@@ -138,7 +138,7 @@ class Scrollable(urwid.WidgetDecoration):
                                     first_visible = True
 
                                 if w.selectable():
-                                    ow.focus_item = pwi
+                                    ow.focus = pwi
 
                                     st = None
                                     nf = ow.get_focus()

setup.py

@@ -35,6 +35,6 @@ setuptools.setup(
     entry_points= {
         'console_scripts': ['nomadnet=nomadnet.nomadnet:main']
     },
-    install_requires=["rns>=1.3.4", "lxmf>=1.0.0", "urwid>=2.6.16", "qrcode"],
+    install_requires=["rns>=1.3.5", "lxmf>=1.0.1", "urwid>=3.0.5", "qrcode"],
     python_requires=">=3.8",
 )