feat: Enhance idea retrieval to include the latest generation and support user-specific ideas not tied to a project, while also improving asset storage uniqueness and adjusting generation cancellation timeout.

api/models/IdeaRequest.py

@@ -1,5 +1,7 @@
 from typing import Optional
 from pydantic import BaseModel
+from models.Idea import Idea
+from api.models.GenerationRequest import GenerationResponse
 
 class IdeaCreateRequest(BaseModel):
     name: str
@@ -9,3 +11,6 @@ class IdeaCreateRequest(BaseModel):
 class IdeaUpdateRequest(BaseModel):
     name: Optional[str] = None
     description: Optional[str] = None
+
+class IdeaResponse(Idea):
+    last_generation: Optional[GenerationResponse] = None