Pin httpx because in later versions they compact the JSON

Author: HenryTraill

requirements.txt

@@ -5,7 +5,7 @@ docutils~=0.21
 fastapi~=0.115.11
 fastapi_utilities~=0.3.0
 filelock~=3.18.0
-httpx~=0.28.1
+httpx==0.27.2
 logfire~=3.8.1
 logfire[fastapi, requests, psycopg2, celery]~=3.8.1
 pillow~=11.1.0