dialog login functionality

client/src/ui/handlers/context.rs

@@ -1,3 +1,5 @@
+// src/ui/handlers/context.rs
+
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum UiContext {
     Intro,
@@ -6,3 +8,11 @@ pub enum UiContext {
     Dialog,
 }
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum DialogPurpose {
+    LoginSuccess,
+    LoginFailed,
+    // TODO in the future:
+    // ConfirmQuit,
+}
+