Mise à jour de 'Conception'

Conception.md

@@ -1,3 +1,61 @@
+```plantuml
+@startuml
+actor User as u
+boundary View as v
+control Controller as c
+entity Model as m
+
+u->v: Request Friends Page
+v->c: Get /Friends
+c->m: getFriends(userId)
+alt successful retrieval
+    m-->c: friendsList: User[]
+else retrieval failed
+    m-->c: error
+end
+c-->v: renderView(friendsList)
+v-->u: Display Friends
+
+u->v: clickDeleteFriend(idUser)
+v->c: Post: deleteFriend(idUser)
+c->m: deleteFriend(idUser)
+alt successful deletion
+    m-->c: updatedFriendsList: User[]
+else deletion failed
+    m-->c: error
+end
+c-->v: renderView(updatedFriendsList)
+v-->u: Display Updated Friends
+@enduml
+
+
+```
+
+```plantuml
+@startuml
+actor User as u
+boundary View as v
+control Controller as c
+entity Model as m
+
+m-->c: pendingRequests: Request[]
+
+c-->v: DisplayPendingRequests(pendingRequests)
+v-->u: Show Friend Requests
+
+u->v: RespondToRequest(requestId, response)
+v-->c: RecordResponse(requestId, response)
+
+    c->m: UpdateRequestStatus(requestId, response)
+    m-->c: updateStatus: success/failure
+    c-->v: NotifyUpdateResult(updateStatus)
+    v-->u: Show Response Result
+
+@enduml
+
+```
+
+
 ```plantuml
 @startuml
 class User {