fix: normalize generated whitespace

tests/test_worker.py

@@ -68,6 +68,9 @@ def test_successful_issue_creates_pr_and_ready_label(
     workspace.has_symlink.return_value = False
     workspace.has_path.return_value = False
     workspace.commit.return_value = "abc123"
+    workspace.normalize_changed_whitespace.return_value = (
+        "tests/Feature/FixTest.php",
+    )
 
     Worker(settings, gitea, agent).process(issue, labels())
 
@@ -85,6 +88,8 @@ def test_successful_issue_creates_pr_and_ready_label(
         ]
     )
     workspace.push.assert_called_once()
+    workspace.normalize_changed_whitespace.assert_called_once()
+    assert workspace.summary.call_count == 3
     assert workspace.check_diff.call_count == 2
     assert gitea.create_pull_request.call_args.args[0] == "ai/issue-7"
     assert "Fixes #7" in gitea.create_pull_request.call_args.args[2]
@@ -115,6 +120,7 @@ def test_failed_tests_prevent_push_and_mark_issue_failed(
     workspace.summary.return_value = ChangeSummary(("app/Fix.php",), 2, 0)
     workspace.has_symlink.return_value = False
     workspace.has_path.return_value = False
+    workspace.normalize_changed_whitespace.return_value = ()
     workspace.run_trusted.side_effect = [
         Mock(),
         RuntimeError("tests failed with token=hidden"),