Import available http libraries more efficiently (#1553)

* replace import stragety, fix some tests

[skip ci]

* wip fixing tests

[skip ci]

* [claude] fix tests

* formatting

* test cleanup

* tests are fast

* final cleanup

* remove comment

* remove accidential files

* tweak import logic

Author: xavdid-stripe

justfile

@@ -10,9 +10,10 @@ _default:
     just --list --unsorted
 
 # ⭐ run all unit tests
+[positional-arguments]
 test *args: install-test-deps
     # configured in pyproject.toml
-    pytest {{ args }}
+    pytest "$@"
 
 # ⭐ check for potential mistakes
 lint: install-dev-deps