adds typed web response

responses.py

@@ -0,0 +1,18 @@
+from pydantic import BaseModel, Field
+from typing import List, Dict, Any
+
+class TextStreamResponse(BaseModel):
+    streamed_chunks: List[str] = Field(default_factory=list, description="List of streamed chunks.")
+    streamed_chunks_timings: List[float] = Field(default_factory=list, description="List of streamed chunks timings, in seconds.")
+    uid: int = Field(0, description="UID of queried miner")
+    completion: str = Field('', description="The final completed string from the stream.")
+    timing: float = Field(0, description="Timing information of all request, in seconds.")    
+
+    def to_dict(self):
+        return {
+            "streamed_chunks": self.streamed_chunks,
+            "streamed_chunks_timings": self.streamed_chunks_timings,
+            "uid": self.uid,
+            "completion": self.completion,
+            "timing": self.timing
+        }