fix: escape workflow validation errors before Rich output

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

src/specify_cli/workflows/_commands.py

@@ -374,7 +374,7 @@ def workflow_run(
     if errors:
         err.print("[red]Workflow validation failed:[/red]")
         for verr in errors:
-            err.print(f"  • {verr}")
+            err.print(f"  • {_escape_markup(str(verr))}")
         raise typer.Exit(1)
 
     # Parse inputs
@@ -645,7 +645,7 @@ def workflow_add(
         if errors:
             console.print("[red]Error:[/red] Workflow validation failed:")
             for err in errors:
-                console.print(f"  \u2022 {err}")
+                console.print(f"  \u2022 {_escape_markup(str(err))}")
             raise typer.Exit(1)
 
         if expected_id is not None and definition.id != expected_id:
@@ -903,7 +903,7 @@ def _install_workflow_from_catalog(
         shutil.rmtree(workflow_dir, ignore_errors=True)
         console.print("[red]Error:[/red] Downloaded workflow validation failed:")
         for err in errors:
-            console.print(f"  \u2022 {err}")
+            console.print(f"  \u2022 {_escape_markup(str(err))}")
         raise typer.Exit(1)
 
     # Enforce that the workflow's internal ID matches the catalog key

tests/test_workflows.py

@@ -5905,6 +5905,34 @@ class TestWorkflowAddSymlinkGuard:
         assert result.exit_code != 0
         assert "symlinked .specify/workflows" in result.output
 
+    def test_add_escapes_rich_markup_in_validation_errors(self, temp_dir, monkeypatch):
+        """User-controlled YAML values in validation errors must not be parsed as Rich markup."""
+        from typer.testing import CliRunner
+        from specify_cli import app
+
+        (temp_dir / ".specify" / "workflows").mkdir(parents=True)
+        src = temp_dir / "incoming.yml"
+        src.write_text(
+            """
+schema_version: "1.0"
+workflow:
+  id: "markup-wf"
+  name: "Markup"
+  version: "[bold]bad[/bold]"
+
+steps:
+  - id: step-one
+    command: speckit.specify
+""",
+            encoding="utf-8",
+        )
+
+        monkeypatch.chdir(temp_dir)
+        result = CliRunner().invoke(app, ["workflow", "add", str(src)])
+
+        assert result.exit_code != 0
+        assert "[bold]bad[/bold]" in result.output
+
     @pytest.mark.skipif(not hasattr(os, "symlink"), reason="symlinks are unavailable")
     def test_add_refuses_symlinked_id_dir(self, temp_dir, monkeypatch, sample_workflow_yaml):
         """A symlinked <id> install dir must not let a copy escape the project root."""