fixed the RAg in test pipeline issue

app/models.py

@@ -62,6 +62,7 @@ class UserResponse(BaseModel):
     plan: str = "free"
     is_admin: bool = False
     created_at: Optional[datetime] = None
+    language: Optional[str] = "fr"
 
 
 class TokenResponse(BaseModel):
@@ -101,7 +102,7 @@ class ChatbotCreate(BaseModel):
     name: str = Field(min_length=2, max_length=100)
     description: Optional[str] = None
     system_prompt: Optional[str] = None
-    model: str = "accounts/fireworks/models/kimi-k2-instruct-0905"
+    model: str = "accounts/fireworks/models/kimi-k2-instruct"
 
     @field_validator("name", mode="before")
     @classmethod
@@ -301,6 +302,7 @@ class ChatResponse(BaseModel):
     tokens_used: int = 0
     needs_lead_capture: bool = False
     handoff: bool = False
+    low_confidence: bool = False
 
 
 class MessageResponse(BaseModel):
@@ -460,6 +462,24 @@ class FeedbackCreate(BaseModel):
     feedback: str  # 'positive' or 'negative'
 
 
+# ─── Test Models ──────────────────────────────────────────────────────────────
+
+class TestQuestion(BaseModel):
+    question: str
+
+
+class TestChatRequest(BaseModel):
+    questions: List[str] = Field(min_length=1, max_length=10)
+
+
+class TestChatResult(BaseModel):
+    question: str
+    response: str
+    confidence_score: float
+    sources: List[SourceDocument]
+    model_used: str
+
+
 # ─── Inbox Models ─────────────────────────────────────────────────────────────
 
 class InboxConversation(BaseModel):