feat: add proper optional-dependencies for each modules (#75)

src/fastapi_toolsets/pytest/__init__.py

@@ -1,13 +1,24 @@
 """Pytest helpers for FastAPI testing: sessions, clients, and fixtures."""
 
-from .plugin import register_fixtures
-from .utils import (
-    cleanup_tables,
-    create_async_client,
-    create_db_session,
-    create_worker_database,
-    worker_database_url,
-)
+try:
+    from .plugin import register_fixtures
+except ImportError:
+    from .._imports import require_extra
+
+    require_extra(package="pytest", extra="pytest")
+
+try:
+    from .utils import (
+        cleanup_tables,
+        create_async_client,
+        create_db_session,
+        create_worker_database,
+        worker_database_url,
+    )
+except ImportError:
+    from .._imports import require_extra
+
+    require_extra(package="httpx", extra="pytest")
 
 __all__ = [
     "cleanup_tables",