Add retry_utils, update docstrings, add tests

tests/test_action_retries.py

@@ -1,23 +1,12 @@
 import pytest
 
-from falyx.action import Action, ChainedAction, ActionGroup, FallbackAction
+from falyx.action import Action, ChainedAction
 from falyx.execution_registry import ExecutionRegistry as er
-from falyx.hook_manager import HookManager, HookType
-from falyx.context import ExecutionContext
+from falyx.retry_utils import enable_retries_recursively
 
 asyncio_default_fixture_loop_scope = "function"
 
-# --- Helpers ---
-async def capturing_hook(context: ExecutionContext):
-    context.extra["hook_triggered"] = True
-
 # --- Fixtures ---
-@pytest.fixture
-def hook_manager():
-    hm = HookManager()
-    hm.register(HookType.BEFORE, capturing_hook)
-    return hm
-
 @pytest.fixture(autouse=True)
 def clean_registry():
     er.clear()
@@ -27,4 +16,19 @@ def clean_registry():
 def test_action_enable_retry():
     """Test if Action can be created with retry=True."""
     action = Action("test_action", lambda: "Hello, World!", retry=True)
-    assert action.retry_policy.enabled is True
+    assert action.retry_policy.enabled is True
+
+
+@pytest.mark.asyncio
+async def test_enable_retries_recursively():
+    """Test if Action can be created with retry=True."""
+    action = Action("test_action", lambda: "Hello, World!")
+    assert action.retry_policy.enabled is False
+
+    chained_action = ChainedAction(
+        name="Chained Action",
+        actions=[action],
+    )
+
+    enable_retries_recursively(chained_action, policy=None)
+    assert action.retry_policy.enabled is True