initial version

api/routers/chat.py

@@ -0,0 +1,32 @@
+from fastapi import APIRouter, HTTPException
+from pydantic import BaseModel
+
+from api.services.ai import chat
+
+router = APIRouter()
+
+
+class Message(BaseModel):
+    role: str
+    content: str
+
+
+class ChatRequest(BaseModel):
+    messages: list[Message]
+    context: dict | None = None
+
+
+class ChatResponse(BaseModel):
+    reply: str
+
+
+@router.post("/chat", response_model=ChatResponse)
+async def chat_endpoint(request: ChatRequest):
+    try:
+        reply = await chat(
+            messages=[m.model_dump() for m in request.messages],
+            context=request.context,
+        )
+        return ChatResponse(reply=reply)
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))