Rename setups and add provider reauthentication

app/androidApp/src/main/kotlin/com/example/aiapp/MainScreen.kt

@@ -38,7 +38,7 @@ private enum class MainTab(val label: String) {
     Sessions("Sessions"),
     Import("Import"),
     Models("Models"),
-    Setups("Setups"),
+    Machines("Machines"),
 }
 
 @Composable
@@ -147,7 +147,7 @@ fun MainScreen(
             MainTab.Import ->
                 ImportScreen(settings = settings, reloadToken = token, onImported = onImported)
             MainTab.Models -> ModelsScreen(settings = settings, reloadToken = token)
-            MainTab.Setups -> SetupsScreen(settings = settings, reloadToken = token)
+            MainTab.Machines -> MachinesScreen(settings = settings, reloadToken = token)
         }
     }
 }