fix(goose): declare args parameter in generated recipes

src/specify_cli/integrations/base.py

@@ -598,6 +598,7 @@ def remove_context_section(self, project_root: Path) -> bool:
         # For .mdc files, treat Speckit-generated frontmatter-only content as empty
         if ctx_path.suffix == ".mdc":
             import re
+
             # Delete the file if only YAML frontmatter remains (no body content)
             frontmatter_only = re.match(
                 r"^---\n.*?\n---\s*$", normalized, re.DOTALL
@@ -1193,17 +1194,11 @@ def _human_title(identifier: str) -> str:
             text = text[len("speckit.") :]
         return text.replace(".", " ").replace("-", " ").replace("_", " ").title()
 
-    @staticmethod
-    def _render_yaml(title: str, description: str, body: str, source_id: str) -> str:
-        """Render a YAML recipe file from title, description, and body.
-
-        Produces a Goose-compatible recipe with a literal block scalar
-        for the prompt content.  Uses ``yaml.safe_dump()`` for the
-        header fields to ensure proper escaping.
-        """
-        import yaml
 
-        header = {
+    @staticmethod
+    def _build_yaml_header(title: str, description: str) -> dict:
+        """Build the base YAML header."""
+        return {
             "version": "1.0.0",
             "title": title,
             "description": description,
@@ -1212,19 +1207,33 @@ def _render_yaml(title: str, description: str, body: str, source_id: str) -> str
             "activities": ["Spec-Driven Development"],
         }
 
+    @classmethod
+    def _render_yaml(cls, title: str, description: str, body: str, source_id: str) -> str:
+        import yaml
+
+        header = cls._build_yaml_header(title, description)
+
         header_yaml = yaml.safe_dump(
             header,
             sort_keys=False,
             allow_unicode=True,
             default_flow_style=False,
         ).strip()
 
-        # Indent each line for YAML block scalar
+        # Indent the body for YAML block scalar
         indented = "\n".join(f"  {line}" for line in body.split("\n"))
 
-        lines = [header_yaml, "prompt: |", indented, "", f"# Source: {source_id}"]
+        lines = [
+            header_yaml,
+            "prompt: |",
+            indented,
+            "",
+            f"# Source: {source_id}",
+        ]
+
         return "\n".join(lines) + "\n"
 
+
     def setup(
         self,
         project_root: Path,

src/specify_cli/integrations/goose/__init__.py

@@ -1,5 +1,7 @@
 """Goose integration — Block's open source AI agent."""
 
+import yaml
+
 from ..base import YamlIntegration
 
 
@@ -19,3 +21,17 @@ class GooseIntegration(YamlIntegration):
         "extension": ".yaml",
     }
     context_file = "AGENTS.md"
+
+    @classmethod
+    def _build_yaml_header(cls, title: str, description: str) -> dict:
+        header = super()._build_yaml_header(title, description)
+        header["parameters"] = [
+            {
+                "key": "args",
+                "input_type": "string",
+                "requirement": "optional",
+                "default": "",
+                "description": "User input passed to the command.",
+            }
+        ]
+        return header

tests/integrations/test_integration_goose.py

@@ -1,5 +1,10 @@
 """Tests for GooseIntegration."""
 
+import yaml
+from specify_cli.integrations import get_integration
+from specify_cli.integrations.base import YamlIntegration
+from specify_cli.integrations.manifest import IntegrationManifest
+
 from .test_integration_base_yaml import YamlIntegrationTests
 
 
@@ -9,3 +14,27 @@ class TestGooseIntegration(YamlIntegrationTests):
     COMMANDS_SUBDIR = "recipes"
     REGISTRAR_DIR = ".goose/recipes"
     CONTEXT_FILE = "AGENTS.md"
+
+    def test_setup_declares_args_parameter_for_args_prompt(self, tmp_path):
+        # “If a generated Goose recipe uses {{args}} in its prompt, it
+        # must declare a corresponding args parameter.”
+
+        integration = get_integration("goose")
+        assert integration is not None
+
+        manifest = IntegrationManifest("goose", tmp_path)
+        created = integration.setup(tmp_path, manifest, script_type="sh")
+
+        recipe_files = [path for path in created if path.suffix == ".yaml"]
+        assert recipe_files
+
+        for recipe_file in recipe_files:
+            data = yaml.safe_load(recipe_file.read_text(encoding="utf-8"))
+
+            if "{{args}}" not in data["prompt"]:
+                continue
+
+            assert any(
+                param.get("key") == "args"
+                for param in data.get("parameters", [])
+            ), f"{recipe_file} uses {{args}} but does not declare args"