Stage 11: account linking & merge (email + Telegram Login Widget) (#12)

ui/src/lib/model.ts

@@ -188,6 +188,20 @@ export interface Session {
   displayName: string;
 }
 
+// LinkResult is the outcome of an account link/merge step (Stage 11). status is
+// 'linked' (bound to the current account), 'merge_required' (the identity belongs to
+// another account — the secondary* fields summarise it for the irreversible
+// confirmation) or 'merged'. session is set only when the active account switched
+// (a guest initiator whose durable counterpart won); the client adopts it.
+export interface LinkResult {
+  status: 'linked' | 'merge_required' | 'merged';
+  secondaryUserId: string;
+  secondaryDisplayName: string;
+  secondaryGames: number;
+  secondaryFriends: number;
+  session: Session | null;
+}
+
 export interface MatchResult {
   matched: boolean;
   game?: GameView;