feat(claude): add effort setting parity with model across stack (#353)

Co-authored-by: Xiaoyi <xiaoyizhang@microsoft.com>

shared/src/sessionSummary.ts

@@ -19,6 +19,7 @@ export type SessionSummary = {
     todoProgress: { completed: number; total: number } | null
     pendingRequestsCount: number
     model: string | null
+    effort: string | null
 }
 
 export function toSessionSummary(session: Session): SessionSummary {
@@ -47,6 +48,7 @@ export function toSessionSummary(session: Session): SessionSummary {
         metadata,
         todoProgress,
         pendingRequestsCount,
-        model: session.model
+        model: session.model,
+        effort: session.effort
     }
 }