feat: expand module workflows, dynamic config, notifications and console API

src/gyxx_flow/workflow/model.py

@@ -16,7 +16,11 @@ if TYPE_CHECKING:
 
 _ID = re.compile(r"^[a-z][a-z0-9]*(?:[._-][a-z0-9]+)*$")
 _RESOURCE = re.compile(r"^[A-Za-z0-9][A-Za-z0-9:._-]*$")
-ReplayPolicy = Literal["guarded", "idempotent"]
+# ``repeatable`` is reserved for production actions that intentionally submit
+# on every invocation. Unlike ``guarded``, it does not use the business-date
+# keyed effect ledger; unlike ``idempotent``, it does not claim that the
+# external action itself is idempotent.
+ReplayPolicy = Literal["guarded", "idempotent", "repeatable"]
 
 
 class WorkflowValidationError(ValueError):
@@ -100,7 +104,7 @@ class StepDefinition:
             raise WorkflowValidationError(
                 f"run_after_failure must be boolean for step {self.step_id!r}"
             )
-        if self.replay_policy not in {"guarded", "idempotent"}:
+        if self.replay_policy not in {"guarded", "idempotent", "repeatable"}:
             raise WorkflowValidationError(
                 f"invalid replay_policy for step {self.step_id!r}: "
                 f"{self.replay_policy!r}"