TypeScript SDK mostly working

Ok so this is still pretty rough, and notably there's no reporting for streaming. But for non-streaming requests I've verified that this does in fact report requests locally.

client-libs/python/openpipe/test_client.py

@@ -156,7 +156,7 @@ async def test_caching():
 
     completion2 = await openai.ChatCompletion.acreate(
         model="gpt-3.5-turbo",
-        messages=[{"role": "system", "content": "count to 10"}],
+        messages=messages,
         openpipe={"cache": True},
     )
     assert completion2.openpipe.cache_status == "HIT"