update

backend/models.py

@@ -18,17 +18,28 @@ class GuideCreateRequest(BaseModel):
     provider: ProviderType = "claude"
 
 
+class TopicCreateRequest(BaseModel):
+    name: str = Field(min_length=1, max_length=100)
+
+
 class BausteineCreateRequest(BaseModel):
     topic: str = Field(min_length=1, max_length=100)
     instructions: str = Field(default="", max_length=2000)
     provider: ProviderType = "claude"
 
 
+class BausteineStep(BaseModel):
+    label: str
+    state: Literal["done", "active", "pending"]
+
+
 class BausteineStatusResponse(BaseModel):
     ready: bool
     generating: bool
     progress: str | None = None
     error: str | None = None
+    partial: bool = False
+    steps: list[BausteineStep] = []
 
 
 class ProjectResponse(BaseModel):