feat(merge-step): Add squash option in repo initializer

Author: oadultradeepfield

src/repo_smith/initialize_repo.py

@@ -278,6 +278,7 @@ def __parse_step(self, step: Any) -> Step:
                 id=id,
                 branch_name=step.get("branch-name"),
                 no_fast_forward=step.get("no-ff", False),
+                squash=step.get("squash", False),
             )
         elif step_type == StepType.REMOTE:
             if "remote-url" not in step:

src/repo_smith/steps/merge_step.py

@@ -8,8 +8,8 @@
 @dataclass
 class MergeStep(Step):
     branch_name: str
-    no_fast_forward: bool = False
-    squash: bool = False
+    no_fast_forward: bool
+    squash: bool
 
     def execute(self, repo: Repo) -> None:
         merge_args = [self.branch_name, "--no-edit"]